1. Allran, J.W. and Karasov, W.H., Effects of Atrazine and Nitrate on Northern Leopard Frog (Rana pipiens) Larvae Exposed in the Laboratory from Posthatch through Metamorphosis, Environ. Toxicol. Chem., 2000, vol. 19, no.11, pp. 2850–2855.
2. Allran, J.W. and Karasov, W.H., Effects of Atrazine on Embryos, Larvae and Adults of Anuran Amphibians, J. High Resolut. Chromatogr. Chromatogr. Commun., 2001, vol. 20, no.4, pp. 769–775.
3. Andren, C., Marden, M., and Nilson, G., Tolerance to Low pH in a Population of Moor Frogs, Rana arvalis, from an Acid and a Neutral Environment: A Possible Case of Rapid Evolutionary Response To Acidification, Oikos, 1989, vol. 56, pp. 215–223.
4. Carey, C. and Bryant, C.J., Possible Interrelations among Environmental Toxicants, Amphibian Development, and Decline of Amphibian Populations, Environ. Health Perspect., 1995, vol. 103,suppl. 4, pp. 13–17.
5. Cherdantsev, V.G., Morfogenez i evolyutsiya (Morphogenesis and Evolution), Moscow: Tov-vo nauch. izdanii KMK, 2003.