Article Nicoglou, Antonine (2015)
The Evolution of Phenotypic Plasticity: Genealogy of a Debate in Genetics. Studies in History and Philosophy of Science Part C: Studies in History and Philosophy of Biological and Biomedical Sciences (pp. 67-76). (/p/isis/citation/CBB001422123/) unapi

Article Rolf Löther (2010)
„Kampf ums Dasein― vor, bei und nach Darwin. Annals of the History and Philosophy of Biology (pp. 173-194). (/p/isis/citation/CBB489891365/) unapi

Book Schmalhausen, Ivan I.; Hoßfeld, Uwe; Olsson, Lennart; et al. (2010)
Ivan I. Schmalhausen: Die Evolutionsfaktoren. (/p/isis/citation/CBB001023295/) unapi

Book Schmalhausen, Ivan I. (1986)
Factors of evolution: The theory of stabilizing selection. Edited by Theodosius Dobzhansky. Translated by Isadore Dordick. With a new foreword by Wake, David B.. (/p/isis/citation/CBB000031640/) unapi

Chapter Gall, Iakov (1981)
Schmalhausen and the problem of evolutionary factors. In: Science and technology: Humanism and progress (p. 127). (/p/isis/citation/CBB000009276/) unapi