IS-35 Selected References Related to Coalbed Methane in the Greater Green River IS-35 Selected References Related to Coalbed Methane in the Greater Green River, Piceance, Powder River, Raton and San Juan Basins
IS-32 Coalbed Methane Development in Colorado IS-32 Coalbed Methane Development in Colorado, September 1990
OF-83-01 Bibliography of Coal Resources OF-83-01 Bibliography of Coal Resources, San Juan River Coal Region, Colorado
MS-15 Map and Discovery of Permitted Colorado Coal Mines MS-15 Map and Discovery of Permitted Colorado Coal Mines, 1981
OF-80-02 Deep Coal Bed Methane Potential of the San Juan River Coal Region OF-80-02 Deep Coal Bed Methane Potential of the San Juan River Coal Region, Southwestern Colorado