Padisak, J., Reynolds, C. S., & Sommer, U. 1. .. (1993). Intermediate disturbance hypothesis in phytoplankton ecology: Proceedings of the 8th workshop of the International Association of Phytoplankton Taxonomy and Ecology held in Baja (Hungary), 5-15 July 1991. Dordrecht: Kluwer Academic Publishers.

Padisak, J., C. S. Reynolds, and Ulrich( 1952- .) Sommer. Intermediate Disturbance Hypothesis in Phytoplankton Ecology: Proceedings of the 8th Workshop of the International Association of Phytoplankton Taxonomy and Ecology Held in Baja (Hungary), 5-15 July 1991. Dordrecht: Kluwer Academic Publishers, 1993.

Padisak, J., C. S. Reynolds, and Ulrich( 1952- .) Sommer. Intermediate Disturbance Hypothesis in Phytoplankton Ecology: Proceedings of the 8th Workshop of the International Association of Phytoplankton Taxonomy and Ecology Held in Baja (Hungary), 5-15 July 1991. Dordrecht: Kluwer Academic Publishers, 1993.