Principal Editor
 Prof. Dr. Muji Setiyo, MT (Universitas Muhammadiyah Magelang, Indonesia)

Editorial Boards
 Assoc. Prof. Dr. Nor Azwadi Che Sidiq (Universiti Teknologi Malaysia, Malaysia)
 Professor Timotius Pasang (Auckland University of Technology, New Zealand)
 Professor Agus Pulung Sasmito (Université McGill, Canada)
 Professor Márcio Bacci da Silva (Universidade Federal de Uberlandia (UFU), Brazil)
 Assoc. prof. Dr. Eng. M. Kunta Biddinika, S.T., M.Eng (Universitas Ahmad Dahlan, Indonesia)
 Assoc. Prof. Dr. Arridina Susan Silitonga, S.T., M.Eng (Medan State Polytechnic, Indonesia)
 Dr. Dori Yuvenda, MT (Universitas Negeri Padang, Indonesia)
 Assoc. Prof. Aditya Kolakoti, Ph.D (Raghu Engineering College, India)
 Assoc. Prof. Alper Calam, Ph.D (Gazi University, Turkey)
 Dr. Olusegun David Samuel (Federal University of Petroleum Resource-FUPRE, Nigeria)
 Assoc. Prof. Dr. Mohamed Abdelgaied (Tanta University, Egypt)
 Dr. Yusufu Abeid Chande Jande (The Nelson Mandela African Institution of Science and Technology, Tanzania)
 Dr. Wahyu Caesarendra (University Brunei Darussalam)
 Dr. Emad Kamil Hussein (Al-Furat Al-Awsat Technical University, Iraq)
 Assoc. Prof. Marcin Noga, Ph.D (Cracow University of Technology, Poland)
 Dr. Dinesh W Rathod (National Institute of Technology Srinagar, India)
 Dr. Hijaz Ahmad (University Uninettuno, Italy)
Assoc. Prof. Ts. Dr. Mohd Shahrir bin Mohd Sani (Universiti Malaysia Pahang, Malaysia)
 D.Sc. Anna Carla Araujo (Institut National des Sciences Appliquées de Toulouse, France)

Consultant & Advisory Editors
Prof. Ir. Djoko W. Karmiadji, MSME, Ph.D. (Agency for the Assessment & Application of Technology, Indonesia)
 Dr. Indra Chandra Setiawan, MT (PT Toyota Motor Manufacturing Indonesia)

Copyeditor
Muhammad Latifur Rochman (Center of Research and Community Empowerment, Universitas Muhammadiyah Magelang, Indonesia)

English Editing Assistance
Tuessi Ari Purnomo, M.Tech (Universitas Muhammadiyah Magelang, Indonesia)
Fadillah Sandy, S.Pd., MA (Universitas Muhammadiyah Magelang, Indonesia)

Ethics Advisory Board (Legal Expert in IPR)
Chrisna Bagus Edhita Praja, SH, MH (Faculty of Law, Universitas Muhammadiyah Magelang, Indonesia)
He is also managing editor of Varia Justicia

Editorial Office
Universitas Muhammadiyah Magelang, Jl. Bambang Soegeng KM. 4 Mertoyudan Magelang, Telp/Faks : (0293) 326945