@misc{indiciae62126ac980e2, title = {The San Luis Valley, Colorado: Irrigation from Artesian Wells and General Irrigation and Drainage Problems Involved in Land Classification}, author = {Walter N. White}, year = {1916}, doi = {10.3133/ofr161}, url = {https://pubs.usgs.gov/publication/ofr161}, note = {Source identifier: ofr161} }