1. Artificial insemination and preservation of human semen;Ackerman,1975
2. The split ejaculate;Amelar;Fertil. Steril.,1965
3. Artificial insemination and semen preservation;Barwin,1976
4. A critical look at the legal, ethical, and technical aspects of artificial insemination;Beck;Fertil. Steril.,1976
5. Variable motility recovery of spermatozoa following freeze preservation;Beck;Fertil. Steril.,1975