1. M. Gibbs, in: “Physiology and Biochemistry of Algae,” R. Lewin, ed., Academic Press, New York (1962).
2. J.A. Raven, New Phytol. 71:227 (1972).
3. R.G.S. Bidwell, “Plant Physiology,” MacMillan, New York (1979)
4. I. Zelitch, “Photosynthesis, Photorespiration, and Plant Productivity,” Academic Press, New York (1971).
5. J.H. Ryther, Deep Sea Res. 2:134 (1954).