1. Bannister, T.T. 1974. Production equations in terms of chlorophyll concentration, quantum yield and upper limit to production. Limnology and Oceanography, 19:1–12.
2. Becacos-Kontos, T. and A. Svansson. 1969. Relation between primary production and irradiance. Marine Biology, 2:140–144.
3. Brock, T.D. 1981. Calculating solar radiation for ecological studies. Ecological Modelling 14:1–19.
4. Chalker, B.E. 1980. Modelling light saturation curves for photosynthesis: an exponential function. Journal of Theoretical Biology, 84:205–215.
5. Cummins, K.W. and J.C. Wuycheck. 1971. Caloric equivalents for investigations in ecological energetics. International Association of Theoretical and Applied Limnology, Mitteilungen Communications No. 18:1–158.