1. Araujo, M.B., Thuiller, W., and Pearson, R.G., Climate warming and the decline of amphibians and reptiles in Europe, J. Biogeogr., 2006, vol. 33, no. 10, pp. 1712–1728.
2. Arnfield, H., Grant, R., Monk, C., and Uller, T., Factors influencing the timing of spring migration in common toads (Bufo bufo): timing of spring migration in toads, J. Zool., 2012, vol. 288, no. 2, pp. 112–118.
3. Astaf’eva, N.M., Wavelet analysis: basic theory and application examples, Usp. Fiz. Nauk, 1996, vol. 166, no. 11, pp. 1145–1170.
4. Average annual mean, minimum, and maximum air temperature and rainfall data in different years in the Town of Oktyabr’skii, Termograf: Archival Air Temperature and Precipitation Data [Electronic resource], 2005. http://thermograph.ru/mon/st_34163.htm (reference date May 24, 2014).
5. Belyachenko, A.V., Shlyakhtin, G.V., Filip’echev, A.O., Mosolova, E.Yu., Mel’nikov, E.Yu., Yermokhin, M.V., Tabachishin, V.G., and Emel’yanov, A.V., Metody kolichestvennykh uchetov i morfologicheskikh issledovanii nazemnykh pozvonochnykh zhivotnykh (Methods of Quantitative Surveys and Morphological Studies of Terrestrial Vertebrates), Saratov: Izd. Sarat. Univ., 2014.