1. Allen, R.C., Budowle, B., Lack, P.M., Graves G. 2001. Isoelectric focusing. In: Westermeier, R., et al. (Eds.), Electrophoresis in Practice. Wiley–VCH, Weinheim, pp. 45–50.
2. Baracova, V., Mollova, M., Stamenova, M., 2003. Identification of sperm membrane associated antigen involved in gamete interaction. Abstract book II, National Congress on Immunology, Sofia, p. 8.
3. Human sperm surface glycoprotein involved in sperm–zona pellucida interaction;Batova;Intern. J. Androl,1998
4. Evaluation of assay conditions for the zona-free hamster ova bioassay of boar sperm fertility;Berger;Gamete Res,1988
5. Proteolytic processing of a protein involved in sperm–egg fusion correlates with acquisition of fertilization competence;Blobel;J. Cell. Biol,1990