About Matsui, Kikuo
About Dept. of Earth Resources Engineering, Kyushu University
About Shimada, Hideki
About Dept. of Earth Resources Engineering, Kyushu University
About Sasaoka, Takashi
About Dept. of Earth Resources Engineering, Kyushu University
About Furukawa, Hirofumi
About Japan Coal Energy Center
About Ueda, Takeshi
About Mitsui Matsushima Co. Ltd.
About Yabuki, Atsuko
About Mitsui Matsushima Co. Ltd.
About Kramadibrata, Suseno
About Institute of Technology Bandung
About Sulistianto, Budi
About Institute of Technology Bandung
About International Journal of Surface Mining, Reclamation and Environment