1. Allen, M. M. 1973. Methods for Cyanophyceae. Pages 127 – 238 in J. R. Stein, ed., Handbook of Phycological Methods - Culture Methods and Growth Measurements. Cambridge University Press, London.
2. Blankley, W. F. 1973. Toxic and inhibitory materials associated with culturing. Pages 207–229 in J. R. Stein, ed., Handbook of Phycological Methods - Culture Methods and Growth Measurements. Cambridge University Press, London.
3. Carmichael, W. W., and P. R. Gorham. 1974. An improved method for obtaining axenic clones of planktonic blue-green algae. J. Phycol. 10: 238–240.
4. Carr, N. G., J. Komarek, and B. A. Whitton. 1973a. Notes on isolation and laboratory culture. Pages 525–530 in N. G. Carr and B. A. Whitton, eds., The Biology of Blue-green Algae. University of California Press, Berkeley and Los Angeles.
5. Carr, N. G., and B. A. Whitton, eds. 1973b. The Biology of Blue-green Algae. University of California Press, Berkeley and Los Angeles. 676 pp.