Drilling of the Kiowa Core, Elbert County, ColoradoDOI: info:10.2113/gsrocky.37.2.105v. 37No. 2105–109
Raynolds, R. G. and Johnson, Kirk R. 2002. "Drilling of the Kiowa Core, Elbert County, Colorado." Rocky Mountain Geology, 37, (2) 105–109. https://doi.org/10.2113/gsrocky.37.2.105.