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2. Ueber die Elecktrokoagulation des Endometrium sowie der Zervikalschleimhaut;Baumann;Geburtshilfe und Frauenheilkunde,1948
3. Hysteroscopic endometrial ablation using the rollerball electrode;Daniell;Obstetrics and Gynecology,1992
4. Endometrial ablation for intractable uterine bleeding: Hysteroscopic resection;DeCherney;Obstetrics and Gynecology,1987
5. Endometrial laser ablation;Garry,1993