1. Derzeitiger Stand der Tubensterilisation;Hirsch;Geburtshilfe Frauenheilkd,1977
2. Sterilization by spring clip: a report of 1000 cases with a 6-month follow-up;Hulka;Fertil Steril,1975
3. Résultats de la chirurgie restauratrice en cas de grossesses extra-utérines non rompues;Janecek;Rev Med Suisse Romande,1979
4. Pelviskopie und Hysteroskopie;Semm,1976
5. A two-year experience with the falope ring sterilization procedure;Yoon;Am J Obstet Gynecol,1977