1. Ayala, F. J., J. R. Powell, M. L. Tracey C. A. Mourão and S. Pérez-Salas: Enzyme variability in the Drosophila willistoni group. IV. Genic variation in natural populations of Drosophila willistoni. Genetics 70, 113?139 (1972)
2. Battaglia, B. and P. M. Bisol: Polimorfismi enzimatici in Gammarus insensibilis della laguna Veneta. Atti. Ist. Vern. Sci. Lett. Arti (Sci. Mat. Nat.) 131, 441?448 (1973)
3. Battaglia, B. and P. M. Bisol: Biochemical polymorphisms in marine crustaceans in relation to their ecology. Proc. 9th Europ. mar. biol. Symp. pp 573?585. Ed. by H. Barnes. Aberdeen: Aberdeen Univ. Press 1975
4. Battaglia, B., P. M. Bisol and G. Fava: Genetic variability in relation to the environment in some marine invertebrates. In Marine organisms. Genetics, ecology and evolution. Ed. by B. Battaglia and J. A. Beardmore. pp 53?70. New York: Plenum Press 1978
5. Battaglia, B., P. M. Bisol and E. Rodinò: Experimental studies on some genetic effects of marine pollution. Helgoländer Meeresunters. 33, 587?595 (1980)