TECHNICAL CHARACTERISTICS OF COAL AND THEIR RELATIONSHIP WITH ORIGINAL CONDITION OF SOME COAL MINE IN NORTHEASTERN AREA, VIETNAM

by Phi, Truong Thanh, Tran, Thi Hong Minh, Pham, Thi Ngan, Le, Trung Kien, Do, Manh Tuan, Le, Duy Nguyen, Bui, Viet Sang
Published 2023