1. Björkman, L., Björkman, M., Bresky, A., Enebo, L., Rennerfelt, J.: Experiments on the culture ofChlorella for food purposes.—Acta polytechn.176: 1–18, 1955.
2. Komárek, J., Simmer, J.: Synchronization of the cultures ofScenedesmus quadricauda (Turp.) Bréb.—Biol. Plant.7: 409–424, 1965.
3. Komárek, J., Růžička, J.: Effect of temperature on the growth and variability ofScenedesmus quadricauda (Turp.) Bréb.—In:Fott, B. (ed.): Studies in Phycology, Academia, Prague, pp. 262–292, 1969.
4. Myers, J.: Growth characteristics of algae in relation to the problems of mass culture.—In:Burlew, J. (ed.): Algal Culture from Laboratory to Pilot Plant, Carnegie Inst. Publ., New. York, pp. 37–54, 1961.
5. Nečas, J.: Vodorosli kak biologičeskaja model' produkciji.—In: Izučenije intěnsivnoj kul'tury vodoroslej. (Algae as biological model of production.—In: Study of the Intensive Culture of Algae.) Ed.: Microb. Inst. of Czech. Acad. Sci., Prague, pp. 239–248, 1965.