333.8220954
I39R
               Report of working group on coal and lignite for the eighth five year plan 1990-95 - New Delhi : Ministry of Energy, 1996.
               xvii, 314p.
C4970
                Subjects: Coal-India-History-1990-1995; Coal mines and mining-India-History-1990-1995; Lignite-India-History-1990-1995; Lignite industry-India-History-1990-1995; Coal trade-India-History-1990-1995.