References
- Kalnina, Z., & Polikarpov, G., 1969: Strontium-90 concentration factors of lake plankton, macrophytes and substrates. — Science 164, 3887, 1517–1519.
- Manuilova, E., 1964: Cladocera fauna of the USSR. — Izydatel'stvo „Nauka”, Moskva—Leningrad, p. 13 (in Russian).
- Marshall, J. S., Beeton, A. M., & Chandler, D. C., 1964: Role of zooplankton in the freshwater strontium cycle and influence of dissolved salts. — Verh. Internat. Verein. Limnol., 15, 665–672.
- Rübin, B., 1971: Course of plant physiology. — Izdatefstvo „Vishaya shkola”, Moskva (in Russian).
- Rylov, V., 1948: Cyclopoida of fresh waters. — Fauna of the USSR. Crustacea 3 (3), (in Russian).
- Séreda, G., & Bobovnikova, Z., 1963: Radiochemical method of mass control of content of strontium-90 in fresh water. — Document UNO A/AC 82 G/L 903.
- Skadovski, S., 1955: Ecological physiology of aquatic organisms. — Moskva, p. 34 (in Russian).
- Sloka, J., 1959: Biology of industrial fish from lakes Siver and Dridzas. — Rybnoe khoz'aystvo vnutrennyh vodoemov Latviyskoy SSR, 3, 7–44.
- Vadzis. Dz., Kalnina, Z., Leinerte, M., & Sloka, J., 1971: Radioecological investigation of accumulation of strontium-90 in lakes of different trophy. — Izdatel'stvo „Zinātne”, Riga (in Russian, in print).