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Walter B. Ayers
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Journal Article
Geologic controls on transgressive-regressive cycles in the upper Pictured Cliffs Sandstone and coal geometry in the lower Fruitland Formation, northern San Juan Basin, New Mexico and Colorado
Publisher: American Association of Petroleum Geologists
Published: 01 August 2007
AAPG Bulletin (2007) 91 (8): 1099–1122.
Journal Article
Coalbed Gas Systems, Resources, and Production and a Review of Contrasting Cases from the San Juan and Powder River Basins
Publisher: American Association of Petroleum Geologists
Published: 01 November 2002
AAPG Bulletin (2002) 86 (11): 1853–1890.
Journal Article
Thermogenic and Secondary Biogenic Gases, San Juan Basin, Colorado and New Mexico—Implications for Coalbed Gas Producibility
Publisher: American Association of Petroleum Geologists
Published: 01 August 1994
AAPG Bulletin (1994) 78 (8): 1186–1209.