----- 科罗拉多州圣路易斯河谷的地质和水资源
Bagg, R. M. Some copper deposits in the Sangre de Cristo Range, Colorado. Econ. Geology, vol. 1908, pp. 739 — 749. Emmons, S. F. Orographic movements in the Rocky Mountains. Bull. Geol. Soc. America, vol. 1, pp. 245 — 286.
{{comment.content}}