1. Retroperitoneal pseudomucinous cystoadenoma of the ovary;d'A Fearn;Brit. J. Surg.,1969
2. Massive unattached retroperitoneal tumors;Hansmann;Amer. J. Pathol.,1931
3. Retroperitoneal Gelegenes Pseudomuzinkystom. von ektopischem Ovarialgewebe ausgehend;Mobius;Zbl. Gynaekol.,1964
4. A study of multilocular cystadenomata of retroperitoneal origin;Staehlin;Ann. Surg.,1915
5. Ectopic mucinous cystadenoma. A case report;Williams;Obstet. Gynecol.,1971