Ranne, B.M.; Baker, W.L.; Andrews, T.; Ryan, M.G. 1997. Natural variability of vegetation, soils, and physiography in the bristlecone pine forests of the Rocky Mountains. The Great Basin Naturalist. 57(1): 21-37.

Ranne, B.M.; Baker, W.L.; Andrews, T.; Ryan, M.G. 1997. Natural variability of vegetation, soils, and physiography in the bristlecone pine forests of the Rocky Mountains. The Great Basin Naturalist. 57(1): 21-37.