1. Methane Recovery and Utilization from Coalbeds;Wise,1979
2. Semiannual Report for the Unconventional Gas Recovery Program;Manilla,1980
3. Estimating Methane Content of Bituminous Coalbeds from Adsorption Data;Kim,1977
4. The Direct Method of Determining Methane Content of Coalbeds for Ventilation Design;Kissell,1973
5. Determination of desorbable gas concentration of coal (direct method)