References
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- Frantz, T. C., & Cordone, A. J., 1967: Observations on deepwater plants in Lake Tahoe, California and Nevada. — Ecology 48, 709–714.
- Hasler, A. D., 1938: Fish biology and limnology of Crater Lake, Oregon. — J. Wildlife Management 2, 94–103.
- Kozhov, Mikhail, 1963: Lake Baikal and its life. — Dr. W. Junk, Publishers, The Hague. 344 p.
- Lake Tahoe Area Council, 1963: Comprehensive study on protection of water resources of Lake Tahoe Basin through controlled waste disposal. — 157 p.
- Larson, D. W., & Donaldson, J. R., 1970: Waldo Lake, Oregon: A special study. — Water Resources Research Institute Report No. 2, Oregon State University. 21 p.
- Phillips, K. N., & Van Denburgh, A. S., 1968: Hydrology of Crater, East and Davis lakes, Oregon. — U. S. Geol. Survey Water-Supply Paper 1859-E. 60 p.
- U.S. Department of the Interior, Federal Water Pollution Control Administration, 1969: FWPCA methods for chemical analysis of water and wastes. — Cincinnati. 280 p.
- Utterback, C. L., Phifer, L. D., & Robinson, R. J., 1942: Some chemical, planktonic and optical characteristics of Crater Lake. — Ecology 23, 97–103.
- Weber, C. I., 1966: Methods of collection and analysis of plankton and periphyton samples in the water pollution surveillance system. — Water Pollution Surveillance System Applications and Development Report No. 19, U. S. Dept. of the Interior, FWPCA. 19 p.
- Yentsch, C. S., & Menzel, D. W., 1963: A method for the determination of phytoplankton chlorophyll and phaeophytin by fluorescence. — Deep-Sea Research 10, 221 to 231.