1. Angelini, F., Botte, V. & Boschi, R., 1980. The origin of the reproductive cycle in Podarcis s. sicula Raf. (Reptilia, Lacertidae): Influence of the refractory period on the springtime testicular activity. Monit. zool. Ital. 14: 27?39.
2. Angelini, F. & Ghiara, G., 1984. Reproductive modes and strategies in vertebrate evolution. Boll. zool. 51: 121?203.
3. Botte, V. & Angelini, F., 1980. Endocrine control of reproduction in reptiles: the refractory period. In: Steroids and their mechanism of action in nonmammalian vertebrates. (G. Delrio, & J. Brachet, eds) pp. 201?211. Raven press, New York.
4. Ciarcia, G., Angelini, F., Polzonetti, A., Zerani, M. & Botte, V., 1986. Hormones and reproduction in the lizard Podareis sicula Raf. Int. Colloquium CNRS. ?Congress of endocrine regulation as adaptive mechanism to the environment?. Forêt de Clizé, July 1?5, 1985 (in press).
5. Elliott, C. G., 1955. The effect of temperature on chiasma frequency. Heredity 9: 385?398.