1. Forest and stream flow experiment at Wagon Wheel Gap, Colorado;Bates;Month. Weather Rev., Suppl. No. 30, U.S. Dep. Agric., Weather Bur.,1928
2. Cations and silica in natural waters — Control by silicate minerals;Bricker;IASH-AISH Publ. No. 78, Reports and Discussions of the General Assembly of Bern,1968
3. General procedure for gaging streams;Carter;U.S. Geol. Surv., TWRI,1968
4. Guidelines and techniques for obtaining water samples that accurately represent the water chemistry of an aquifer;Claassen;U.S. Geol. Surv., Open-File Rep.,1982
5. Relationship between precipitation and vadose-zone chemistry in a high-altitude watershed in Colorado;Claassen,1983