TY - RPRT TI - Bioassay for estimating the biogenic methane-generating potential of coal samples AU - Elizabeth Jones AU - Mary A. Voytek AU - Peter D. Warwick AU - M.D. Corum AU - Alexander G. Cohn AU - Joseph E. Bunnell AU - Arthur C. Clark AU - William H. Orem PY - 2008 DO - 10.1016/j.coal.2008.05.011 UR - https://pubs.usgs.gov/publication/70000027 ID - 70000027 ER -