References
- Irwin, W. H., 1945: Methods of precipitating colloidal soil particles from impounded waters of central Oklahoma. — Bull. Okla. Agric. & Mech. College 42: 3–16.
- Rinehart, D. C. & Huber, N. K., 1965: The Inyo Crater Lakes — a blast in the past. — Calif. Div. Mines & Geol. Mineral Info. Serv. 18: 169–172.
- Thurman, E. M. & Malcolm, R. L., 1981: Preparative isolation of aquatic humic substances. — Environ. Sci. Tech. 15: 463–466.