Darwin, C. R. (1871). Pangenesis. Nature. A Weekly Illustrated Journal of Science 3 (27 April): 502-503.
doi.org
dx.doi.org
Geison, G. L. (1969). "Darwin and heredity: The evolution of his hypothesis of pangenesis". J Hist Med Allied SciXXIV (4): 375–411. doi:10.1093/jhmas/XXIV.4.375.
West-Eberhard, M. J. "Toward a modern revival of Darwin's theory of evolutionary novelty". Philosophy of Science75 (5): 899–908. JSTOR10. doi:10.1086/594533.
West-Eberhard, M. J. "Toward a modern revival of Darwin's theory of evolutionary novelty". Philosophy of Science75 (5): 899–908. JSTOR10. doi:10.1086/594533.