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Published papers


ARTICLES IN PRESS
Volume 14
Issue 2, June 2026 (in progress💡)
Dedicated to: SDEWES 2025
Performance Assessment of You Only Look Once Models in Drone-Based Plastic Litter Quantification on Coastal Beaches
Volume 14, Issue 2, 1130654
Mounir Grari, Mimoun Yandouzi, Abdelaadim Khriss, Aissa Kerkour Elmiad, Mohammed Badaoui, Alae-Eddine Barkaoui, Yassine Zarhloule
Regular papers
Hydrogen in Aviation: A Review of Storage, Infrastructure, Propulsion and Fuel Demand
Volume 14, Issue 2, 1130659
Martin Schrötter, László Kavas, Béla Varga
Issue 1, March 2026 (in progress💡)
Dedicated to: SDEWES 2025
Biogas Venting from Household Biogas Technology Use in the Sub-Saharan Africa : Evidence from Rwandan Households as a Case
Volume 14, Issue 1, 1130631
James Ntaganda, Basílio Z. S. Tamele, Erik O. Ahlgren
Regular papers
Biogas Technology: A review of current practices and the potential for sustainable implementation in Eswatini
Volume 14, Issue 1, 1130629
Ababu Tiruneh, Alfred Murye, Sihle Nxumalo, Richard Mamba
A Real Options-Based Methodology for Evaluating Photovoltaic Investments in Healthcare Facilities under Uncertainty: Application in Colombia
Volume 14, Issue 1, 1130630
Hugo Hernández Palma, Vladimir Sousa Santos, Adalberto Ospino, Carlos Robles, Diego Restrepo-Leal
Analysis and design of the trajectory of water droplets from sprinklers using optical observation and mathematical modeling
Volume 14, Issue 1, 1130647
Aybek Arifjanov, Lukmon Samiev, Khumora Jalilova, Sirojiddin Jalilov, Umida Vokhidova, Elza Tursunova
Machine Learning-Based Water Quality Prediction
Volume 14, Issue 1, 1130634
Ali Al-Ataby, Beza Getu, Hussain Attia
An Improved Deep Learning Method for Detecting Marine Plastic Litter
Volume 14, Issue 1, 1130635
Abdelaadim Khriss, Aissa Kerkour Elmiad, Mohammed Badaoui, Mimoun Yandouzi, Mounir Grari, Alae-Eddine Barkaoui, Yassine Zarhloule
Sustainable Digital Transformation in Public Administration: A Framework for University Enrollment
Volume 14, Issue 1, 1130639
Boglárka Eisinger Balassa, László Buics
Solar-Based Electric Vehicle Charging with Bidirectional Buck-Boost Converter and Proportional-Integral Control Algorithm
Volume 14, Issue 1, 1130637
Muhammad Izzul Bin Mohd Mawardi, Nik Hakimi Nik Ali, Nabil M Hidayat, Ezmin Abdullah, Muhammad Umair, Mohd Abdul Talib Mat Yusof
Simultaneous Recovery of Ammonium and Phosphate from Wastewater Using Magnesium-Activated Temple Waste Biochar
Volume 14, Issue 1, 1130640
I Made Wahyu Wijaya, I Ketut Sumantra, Ni Made Dharma Shantini Suena, Kailas Deoram Ahire, Pravin Mukund Nalawade
Production and Physicochemical Characterization of Biodiesel from Croton and Waste Cooking Oil Blends with Carbon-Based Nanoparticles
Volume 14, Issue 1, 1130642
Abdullahi Aden Hirabe, Meshack Hawi, Mariam Kassim Ali, Francis Njoka
Assessment of the Hosting Capacity of the Moroccan Electricity Grid for the Integration of Renewable Energies
Volume 14, Issue 1, 1130643
Wafae Arfaoui, Mouad Karmoun, Khaoula Azzakhnini, Mohamed Laarbi Elhafyani, Smail Zouggar, Hassan Zahboune, Taoufik Ouchbel, Adrian Alarcon Becerra, Nikola Matak
Lessons from China’s Three-Decade Distributed Photovoltaic Development for Yemen
Volume 14, Issue 1, 1130644
Karamy Saeed
Investigating Chemical Pollution from Agricultural Drainage in the Djoudj National Bird Park (Senegal)
Volume 14, Issue 1, 1130645
Ousmane Diankha, Mallé Gueye, Absa Ndiaye, Dado Ly, Samba Guissé, Ibrahima Gueye
Experimental Validation of Zero Crossing Detection Sinusoidal Pulse Width Modulation for Grid Synchronised Inverters in Renewable Energy Systems
Volume 14, Issue 1, 1130646
Saloua Yahyaoui, Jalal Blaacha, Sanae Dahbi, Abdelhak Aziz, Abdelhafid Messaoudi
Solar Technology Penetration in Sub-Saharan Africa: Status, Drivers, Barriers, and Future Prospects
Volume 14, Issue 1, 1130648
Christopher Warburg, Thomas Kivevele, Tatiana Pogrebnaya
Enhancing Reliability of Off-Grid Energy Systems through Combined Edge-Based Analytics and Predictive Maintenance Models
Volume 14, Issue 1, 1130649
John Kimotho Nyambura, Joseph Kamau, Denis Mugambi Kaburu, Stephen Kinyua Gitahi
Enhancing Urban Sustainability: Water-Saving Bio-Solar Green Roofs in Mediterranean Climates
Volume 14, Issue 1, 1130651
Behrouz Pirouz, Seyed Navid Naghib, Hana Javadi Nejad, Karolos Kontoleon, Patrizia Piro
Plastic Waste to Green Economy through Green Products and Green Packaging on Consumer Purchase Decisions of Micro Small Medium Enterprises in East Java Tourism
Volume 14, Issue 1, 1130652
Sumarmi Sumarmi, Yosini Deliana, Andi Dirpan, Eli Hendrik Sanjaya, Umar Haiyat Abdul Kohar
Volume 13
Issue 4, December 2025
Journal of Sustainable Development of Energy, Water and Environment Systems - Volume XIII
Volume 13, Issue 4, 1130655
Doris Beljan, Neven Duic
Dedicated to: PRES24
Predicting Energy Saving in Air Conditioning and Mechanical Ventilation Systems by Optimising the Air-side Parameters for Different Time Zones
Volume 13, Issue 4, 1130615
Nur Izyan Zulkafli, Mohamad F. Sukri, Musthafah Tahir, Mohamad Fani Sulaima, Dawid P. Hanak
Drying Kinetics in Solar Dehydration of Tomato
Volume 13, Issue 4, 1130611
Rosa A. Olmos-Cruz, Guillermo Martínez-Rodríguez, Evangelina Sánchez-García
Roof-Harvested Rainwater Quality Analysis and Freeze Treatment Using Progressive Freeze Concentration
Volume 13, Issue 4, 1130623
Chee Yang How, Mazura Jusoh, Zaki Yamani Zakaria, Mohamad Sukri Mohamad Yusof, Imran Ullah Khan, Aishah Rosli, Shuhada Atika Idrus Saidi, Zurina Mohamad, Aziatul Niza Sadikin
Regular papers
Enhancing Electric Vehicle Charging Stations through Internet of Things Technology for Optimizing Photovoltaic and Battery Storage Integration
Volume 13, Issue 4, 1130609
Syafii Syafii, Krismadinata Krismadinata, Fahmi Fahmi, Farah Azizah, Imra Nur Izrillah
Assessment of Water Quality of El Oulfa Wetland (Morocco) Using the Water Quality Index and the Trophic State IndeX
Volume 13, Issue 4, 1130604
Badr Nachchach, Halima Jounaid, Mohamed Taoufik, Nihad Chakri, Fouad Amraoui, Touria Ould Bellahcen
Phase Domain Modelling for Optimal Distributed Generator Placement and Clean Power Production Using Particle Swarm Optimization Assisted Target Seeking Algorithm
Volume 13, Issue 4, 1130605
Rana Muzammil Dilshad, Ghulam Amjad Hussain, Syed Muhammad Ali Shah, Attaullah Khidrani, Zeeshan Rashid, Zeeshan Ahmad Arfeen, Haris M. Khalid
Machine Learning Electrical Load Forecasting: an application in microgrid energy consumption with adaboost regressor approach and a comparative study with hybrid method based on LSTM and MLP approaches
Volume 13, Issue 4, 1130606
Yao Bokovi, Kabe Moyème, Sedzro Kwami Séname, Takouda Pidéname, Lare Yendoubé
The Optimal Tilt Angle for Maximizing Energy Production from Bifacial solar Panels Under Varying Height in Tropical Regions
Volume 13, Issue 4, 1130628
Ujah Peter, David Mulati, Joseph Kamau, Timonah Soitah
Comparative Life Cycle Assessment of Alternative Fuels for Transport Sector Decarbonization
Volume 13, Issue 4, 1130607
Botond Mecséri, Chunyan Si, Petar Sabev Varbanov, Péter Németh
Geospatial Approaches to Enhancing Urban Flood Resilience in Auckland, New Zealand: Implementation of Innovative Mitigation Strategies
Volume 13, Issue 4, 1130608
Sai Meghana Annadi, Funmilayo Ebun Rotimi, George Dokyi
The Dynamic Linkage between Private Credit, Renewable Energy, Economic Growth, and Carbon Emissions in Indonesia
Volume 13, Issue 4, 1130610
Andrian Budi Prasetyo, Mohamad Egi Destiartono, Firmansyah Firmansyah
Enhanced Spectral Analysis Approaches for Predicting Critical Failures in Lithium-Ion Batteries: A Wavelet-Based Framework
Volume 13, Issue 4, 1130613
Mario Eduardo Carbono dela Rosa, Jazael Gómez, Adalberto Ospino, José Miguel Sánchez-De-La-Hoz, Carlos Robles
An overall assessment of multi-criteria decision support system framework in the context of sustainability
Volume 13, Issue 4, 1130614
Nguyen Thanh, Nguyen Ngoc Bach, Nguyen Binh Nguyen, Le Quang Sang, Luu Le Quyen, Vu Minh Phap
Artificial Intelligence-Supported Hyperfuzzy VIKOR-DEA Framework for Sustainable Supply Chain and Energy Optimization in Smart Cities
Volume 13, Issue 4, 1130620
Fadoua Tamtam, Mustapha Amzil, Wissam Jenkal, Larbi Yacoubi, Amina Tourabi
Maximum Power Point Tracking Based Solar Powered Hybrid System of Constant Speed Induction Motor and Electrical Load under Partial Shading Condition using Priority Based Modelling
Volume 13, Issue 4, 1130622
Nouman Ashraf, Zeeshan Rashid, Ghulam Amjad Hussain, Usman Humayun, Farrukh Hafeez, Zeeshan Ahmad Arfeen, Farhan Malik
Issue 3, September 2025
Dedicated to: PRES24
Using Multivariate Statistical Analysis for Examining the Relationship between Food Waste Generation and Socio-economic Factors
Volume 13, Issue 3, 1130579
Anikó Zseni, András Horváth, Gergely Zoltán Macher, Dóra Sipos, Judit Pécsinger
Assessing the Urban Climate Resilience of Cities in Hungary Using an Index-based Approach
Volume 13, Issue 3, 1130596
Judit Pécsinger, Gergely Zoltán Macher, Dalma Bódizs, Dóra Sipos, Éva Veronika Pestiné Rácz
The Ecological Footprint and Fire Resistance of Concrete Mixtures
Volume 13, Issue 3, 1130597
János Szép, Zoltán Major, Cecília Szigeti, Eva Lubloy
Regular papers
Modelling Salt Rejection in Nanofiltration and Reverse Osmosis Membranes Using the Spiegler-Kedem Model Enhanced by a Bio-Inspired Metaheuristic Algorithms: Particle Swarm Optimization and Grey Wolf Optimization
Volume 13, Issue 3, 1130565
Bouchra Abbi, Azzeddin Touazit, Oussama Gliti, Mohammed Igouzal, Maxime Pontie, Thierry Lemenand, Abderafi Charki
Catalysing Circular and Sustainable Economy in African Countries
Volume 13, Issue 3, 1130567
Faten Loukil
A Review on Electric Vehicles: Technical, Environmental, and Economic Perspectives
Volume 13, Issue 3, 1130568
Muhammad Umair, Nabil M Hidayat, Ezmin Abdullah, Tomomi Hakomori, Ahmad Sukri Ahmad, Nik Hakimi Nik Ali
Renewable Energy Systems in Supporting Climate Resilience of Off-grid Communities: A Review of the Literature and Practice
Volume 13, Issue 3, 1130569
Afifah Eleksiani, Melissa Jackson, Brendan Mackey, Cara Beal
Design, Operation, and Control of Remote Microgrids - Integrating Standards and Advanced Simulations for Sustainable Energy Solutions: A Case in Vietnam
Volume 13, Issue 3, 1130570
Truong Ngoc-Hung
Sustainable Cotton Dyeing with Banana Floral Stem Extract Using Microwave Irradiation and Chitosan Optimised by Response Surface Methodology
Volume 13, Issue 3, 1130576
Husna Amalya Melati, Tutik Dwi Wahyuningsih, Edia Rahayuningsih, Indriana Kartini
Numerical Simulation of co-combustion of Solid Recovered Fuel in Cement Kiln Installation
Volume 13, Issue 3, 1130578
Grzegorz Borsuk, Jacek Wydrych, Małgorzata Wzorek, Ewa Głodek-Bucyk, Pavlos Zalimidis
A Systematic Review of the Impact of Autonomous Vehicles on Transportation Networks
Volume 13, Issue 3, 1130583
Reem Adam, Ahmed Alhammadi, Akmal Abdelfatah, Tarig Ali
An Improved Energy Management Strategy for Hybrid Power Systems using Dual Predator Optimization
Volume 13, Issue 3, 1130586
Md. Nimul Hasan, Md. Akhlaqur Rahman, Md. Fatin Ishraque, Kamil Ahmad, Sk. A. Shezan, Md. Shatez Ahmed, Naveed Ahmad, Farooq Ahmad
Sustainable Energy Planning Case Study of Tomini Bay Region of Gorontalo Province
Volume 13, Issue 3, 1130588
Sardi Salim, Eduart Wolok, Funco Tanipu
Anaerobic Codigestion of Sludge and Food Waste for Enhanced Resource Recovery
Volume 13, Issue 3, 1130593
Selebogo Khune, Benton Otieno, John Kabuba, George Ochieng, Peter Osifo
Asymmetric Effects of Financial Development, Energy Consumption, and Foreign Direct Investment on Carbon Dioxide Emission in Vietnam
Volume 13, Issue 3, 1130594
Thanh Phuc Nguyen, Trang Thi-Thuy Duong, Dinh Van Hoang, Tran Thai Ha Nguyen
Implementation of Knowledge-based Management System for Enterprises Key Carbon Neutral Measures by Grey Relational Analysis
Volume 13, Issue 3, 1130595
Tzong-Ru Lee, Chun-Hank Ko, Xun-Ling Zhao, Ching-Yu Huang, Ching-Yi Wang
Issue 2, June 2025
Dedicated to: SDEWES 2024
Smart Energy Management for Hybrid Systems: A Genetic Algorithm in Response to Market Volatility
Volume 13, Issue 2, 1130536
Dácil Díaz-Bello, Carlos Vargas-Salgado, Jesús Águila-León, David Alfonso-Solar
Turbidity Estimation by Machine Learning Modelling and Remote Sensing Techniques Applied to a Water Treatment Plant
Volume 13, Issue 2, 1130539
Víctor Gauto, Enid Utges, Elsa Hervot, Maria Daniela Tenev, Alejandro Farías
Impact of Photovoltaics Power Plant Penetration on a Closed-Loop Distribution Network's Power Quality Indices
Volume 13, Issue 2, 1130543
Klajdi Kamberi, Donard Shaliu, Marialis Çelo, Andi Hida, Viktor Rrotani
Flood Impacts in Sprawling Landscapes: Integrating Urban Drainage, Open Spaces and Land Use in the Process of Urban Planning
Volume 13, Issue 2, 1130542
Beatriz Amback, Matheus Martins de Souza, Aline Verol, Marcelo Miguez
Development of a Model and Designing a System for Water Purification from Hydrocarbons
Volume 13, Issue 2, 1130544
Igor Meixner, Lovorka Gotal Dmitrovic, Jan Meixner
Impact of Photovoltaic Penetration on the Distribution System Operation. Case Study Albania
Volume 13, Issue 2, 1130548
Andi Hida, Olsi Karapici, Rajmonda Buhaljoti, Diamant Gashi
Changes in the Physicochemical Parameters of Surface Water Over a Period of 35 Years
Volume 13, Issue 2, 1130552
Lovorka Gotal Dmitrovic, Darijo Čerepinko
An Enforcing Resilience of Steep-slope Citrus Orchards against Slope Failure Caused by Torrential Rain
Volume 13, Issue 2, 1130553
Tomoki Izumi, Naoyuki Yamashita, Noriyuki Kobayashi
Multi-Criteria Decision Analysis of the Environmental and Economic Parameters for Mineral Carbonation of Steel Slags as a Carbon Capture, Utilization and Storage Materi
Volume 13, Issue 2, 1130554
Ponnapat Watjanatepin, Laura Steinwidder, Anthony de Schutter, Nina Miladinović, Tom Van Duyse, Lola Eelen, Giuseppe Granata, Sara Vicca, Tom Van Gerven, Karel Van Acker
Costs, Energy Savings and Greenhouse Gas Emissions for Energy Efficiency Measures in Existing Detached Houses; A Norwegian Case Study
Volume 13, Issue 2, 1130555
Anders-Johan Almås, Anne Sofie Bjelland, Geoffrey Sean Gilpin
University-Industry-Government Integration in the Development of Sustainable and Cost-Efficient Solutions for the Shrimp Sector in Colombia: Nutriaqua Case
Volume 13, Issue 2, 1130557
Juan Sepúlveda, Alberto Albis, José Santamaría, Sigifredo Cervera
The Socio-Economic Viability of Urban-Fluvial Parks in the Urban Environment: A Case Study of Maricá, Rio de Janeiro
Volume 13, Issue 2, 1130560
Hudson de Mello Neto, Maria Vitória Ribeiro Gomes, Luciana Fernandes Guimarães, Paula Morais Canedo de Magalhães, Rodrigo Rinaldi de Mattos, Aline Verol, Matheus Martins de Souza, Paulo Magalhães, Osvaldo Moura Rezende, Marcelo Miguez
Territorial Ordering through Hydrological Interest Areas and Functional Spatial Arches
Volume 13, Issue 2, 1130561
Maria Vitória Ribeiro Gomes, Beatriz Amback, Hudson de Mello Neto, Luciana Fernandes Guimarães, Rodrigo Rinaldi de Mattos, Aline Verol, Matheus Martins de Souza, Paulo Magalhães, Osvaldo Moura Rezende, Marcelo Miguez
Unlocking Bio-Based Potential: Assessing Biomass and Nutrient Availability for Sustainable Development
Volume 13, Issue 2, 1130562
Emilija Mihajloska, Pavlina Zdraveva, Vladimir Gjorgievski, Natasa Markovska, Alajdin Abazi
Evaluation of Photovoltaic Hydrogen Production Potential Along Highways Connecting the North and Northeast Regions of Brazil
Volume 13, Issue 2, 1130574
Francisco Feitosa, Antonella L. Costa
Optimisation of 5th Generation District Heating and Cooling Networks for different Flow Configurations
Volume 13, Issue 2, 1130577
Anna Dell\'Isola, Louis Hermans, Lieve Helsen
Towards Sustainable Conventional Indian Houses: Linking Embodied Water-Energy Nexus to Pro-locals’ Architecture, Construction and Regulatory Reforms with Lifecycle Assessment and Scenarios Methods
Volume 13, Issue 2, 1130580
Anoop Kumar Sharma, Prabhjot Singh Chani, Atul Anand Jha
Permeable Concrete-based on Construction and Demolition waste Aggregates used in Permeable Paving Slabs
Volume 13, Issue 2, 1130581
Elaine Vazquez, Almir Vidal, Mohammad K Najjar, Assed Haddad, Mayara Amario
Analysing the Influence of Carbon Prices on Users’ Energy Cost and the Positive Impact of Renewable Energy Sources
Volume 13, Issue 2, 1130582
Daniele Groppi, Lorenzo Mario Pastore, Davide Astiaso Garcia, Livio de Santoli
Advancements in Multi-Objective Optimization for Planning and Management of Multi-Energy Systems
Volume 13, Issue 2, 1130584
Marco Tangi, Alessandro Amaranto
An Integrated and High-resolution Assessment of Territorial Water Vulnerability: The Case of the Gran Valparaiso Conurbation, Central Chile
Volume 13, Issue 2, 1130585
Nicolás Álamos, Inti Lefort, Angel Allendes, Marco Billi, Tamara Monslve, Anahi Urquiza
Economic incentives for Renewable Energy Communities: a scenario analysis in the transition process between the experimental and definitive Italian policy framework
Volume 13, Issue 2, 1130589
Gabriele Umberto Magni, Daniele Bricca, Salvatore Familiari
Data-Augmented Deep Learning Models for Assessing Thermal Performance in Sustainable Building Materials
Volume 13, Issue 2, 1130591
Ana Carolina Rosa, Carles Mateu, Assed Haddad, Dieter Boer
Issue 1, March 2025
Stochastic Characterization of Faults in Electrical Transmission Networks: Case Study of the Electrical Community of Benin
Volume 13, Issue 1, 1120531
Mohamed Barate, Eyouléki Tcheyi Gnadi Palanga, Ayité Sénah Akoda Ajavon, Kodjo Agbossou
Comprehensive Evaluation of Harmonic Analysis and Mitigation Approaches for Distribution Networks: A Comparative Study across three Distinct Network Load Scenarios
Volume 13, Issue 1, 1120532
Tom Wanjekeche, Josephat Simeon, Vilho Nghuumbwa, Andreas. Ndapuka
The Testing of Waste Cooking Oil as Waste Recycle to Realising Green Technical Vocational Education and Training
Volume 13, Issue 1, 1120533
Ari Dwi Agus Sulistyo, Mochamad Bruri Triyono, Zainal Arifin, Muhamad Jalu Purnomo, Tri Adi Prasetya, Chrisna Tri Harjanto
Toward Eco-Friendly Solar Still: Enhancement of Solar Still Productivity Using Ground Tire Rubber
Volume 13, Issue 1, 1120535
Mohammad N. Fares Fares, Mohammed Al-Saad, Heider H.J. Almutter, Mohammad A. Al-Mayyahi, Mustafa M. Alfaize, Raheem Al-Sabur,
Parametric evaluation of water quality from water purification systems in Saudi Arabia
Volume 13, Issue 1, 1130537
Adel Alshutairi, Fawaz Alharbi, Showkat Bhawani
Financial Inclusion, Household Consumption and Carbon Emission: Evidence from Sub-Saharan Africa
Volume 13, Issue 1, 1130538
Momodou Lamin Jallow, Hongli Jiang
Recovery of Polyunsaturated Fatty Acids Rich Extracts from European Carp Viscera Using Supercritical Carbon Dioxide: Artificial Neural Network Modelling
Volume 13, Issue 1, 1130540
Stefan Kuvendziev, Kiril Lisichkov, Isidora Dimitrievska, Martin Stojchevski, Mirko Marinkovski, Goran Nachevski, Zoran Zeković, Snežana Filip
Impact of Expenditures on Potable Water, Food Production, and Renewable Energy on Economic Growth and Sustainability in Saudi Arabia
Volume 13, Issue 1, 1130541
Noureddine Kerrouche, Chokri Zehri
Pyrolysis of Plastic Waste to Plastic Oil: A Future Source of Fuel
Volume 13, Issue 1, 1130545
Vadiraj K T, Alfin K Tom, Sumitha E, Yuvaraj S, Raghu Ram Achar
The Impact of Environmental Certification on Internationalisation - A Study in the Portuguese Market
Volume 13, Issue 1, 1130546
Inês Pinto, Ana Maria Soares, Lígia Pinto
Analysis of Serpentine Collector Performance Based on Flow Rate Variation for Improving Efficiency and Environmental Impact of Solar Water Heater
Volume 13, Issue 1, 1130547
Nugroho Agung Pambudi, Yustisia Ahnaf, Iksan Riva Nanda, Muhammad Aziz, Desita Kamila Ulfa, Hening Asti Rahayu
Optimizing Spatial Input Data for Techno-Economic Modeling of Least-Cost Electrification Pathways in Zambia
Volume 13, Issue 1, 1130549
Katundu Imasiku, Gregory Ireland, Alison Hughes
Analysis of Renewable Energy Deployment and Investment for Rural Health Facility Electrification: A Case Study of Kenya, Ghana, and Rwanda
Volume 13, Issue 1, 1130550
Katundu Imasiku, Lorraine Saunyama
Volume 12
Volume 11
Volume 10
Volume 9
Volume 8
Volume 7
Volume 6
Volume 5
Volume 4
Volume 3
Volume 2
Volume 1

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