1. Temporary sterilization by the injection of human spermatozoa. A preliminary report;Baskin;Am. J. Obst. & Gynec.,1932
2. Experiment in temporary immunization against pregnancy;Brunner;Human Fertil.,1941
3. Die Sterilisierung des weiblichen Tierkörpers durch parenterale Spermatufuhr;Dittler;München med. Wchnschr.,1920
4. Experimental observations on “sperm immunity” in rat;Eastman;J. Contracept.,1939
5. Temporary sterilization of women by injections of semen;Escuder;J.A.M.A.,1936