1. The value of conventional semen analysis;Mortimer,1988
2. Standards in evaluation of human semen;Eliasson;Andrologie,1971
3. Analysis of semen;Eliasson,1975
4. Semen evaluation and fertility;Freund,1976
5. Prasad MRN: Laboratory Manual for the Examination of Human Semen and Semen-Cervical Mucus Interaction;Belsey,1980