1. Björkman, O. (1981) Responses to different quantum flux densities. In: Encyclopedia of Plant Physiology, N.S., vol. 12A: Interactions with the physical environment, pp. 57?107. Lange, O.L., Nobel, P.S., Osmond, C.B., Ziegler, H., eds. Springer-Verlag, Berlin Heidelberg New York
2. Björkman, O., Boardman, N.K., Anderson, J.M., Thorne, S.W., Goodchild, D.J., Pylotis, N.A. (1972) Effect of light intensity during growth of Atriplex patula on the capacity of photosynthetic reactions, chloroplast components and structure. Carnegie Inst. Washington Yearb. 71, 115?135
3. Björkman, O., Demmig, B. (1987) Photon yield of O2 evolution and chlorophyll fluorescence characteristics at 77K among vascular plants of diverse origin. Planta 170, 489?504
4. Björkman, O., Powles, S.T. (1984) Inhibition of photosynthetic reactions under water stress: interaction with light level. Planta 161, 490?504
5. Butler, W.L. (1978) Energy distribution in the photochemical apparatus of photosyntheis. Annu. Rev. Plant Physiol. 29, 345?378