Compliance Recertification Application 2009
- Hawley, J.W. 1993. “The Ogallala and Gatuña Formation in the Southeastern New Mexico and West Texas.” New Mexico Geological Society, Forty-Fourth Annual Field Conference, Carlsbad, NM, October 6-9, 1993 (pp. 261–69). D.W.
Love et al., eds. Socorro, NM: New Mexico Geological Society. ERMS 241431. (Unavailable)