Albertus Juvensius Pontus, Mulawarman University
Anis
Bagus Wiyono
Barlian Dwinagara
Bonifasius
Dahono Haryanto
Dody Oktantiyo S
Firhad Firmansyah, Institut Teknologi Nasional Yogyakarta
Hairunnisa, Testing Center for Mineral and Coal, Ministry of Energy and Mineral Resources
Harjuni Hasan, Mulawarman University
Hendro Purnomo, Institut Teknologi Nasional Yogyakarta
Kholivia
Mardhatillah, University of Jambi
Muhammad Al Muttaqii, The National Research and Innovation Agency
Nurkhamim, Master of Mining Engineering Program, UPN "Veteran" Yogyakarta
Oktarian Wisnu Lusantono
Pranajiwa, Mulawarman University
Raden Ilham, University of Jambi
Rahmi, University of Jambi
Sariman, National Research and Innovation Agency