1. Fructose utilization of human spermatozoa after cooling and freezing;Ackerman;Internat J Fertil,1967
2. The freezing-preservation of human sperm;Ackerman;Yale Sci Mag,1967
3. The colorimetric determination of lactic acid in biological material;Barker;J Biol Chem,1941
4. Artificial insemination;Behrman;Fertil Steril,1959
5. Heterologous and homologous inseminations with human semen frozen and stored in a liquid-nitrogen refrigerator;Behrman;Fertil Steril,1966