Amann RP. Can the fertility potential of a seminal sample be predicted accurately? J Androl., 10 : 89-98. 1989.
Austin CR. Observations on the penetration of the sperm in the mammalian egg. Aust.J.Sci.Res.Ser.B., 4 : 581-596. 1951.
Budworth PR, Amann RP, Chapman PL. Relationships between computerized measurements of motion of frozen thawed bull spermatozoa and fertility. J. Androl., 9 : 41-54. 1988.
Chang MC. Fertilization capacity of spermatozoa deposited into fallopian tubes. Nature, 186: 697-698. 1951.
Davis RO, Rothmann SA, Overstreet JW. Accuracy and precision of computer-aided sperm analysis in multicenter studies Fertil. Steril., 57 : 648-653. 1992.