References
- Blaustein A. Pathology of the Female Genital Tract. Springer-Verlag, New York 1977; 368–370
- Enzinger F. M., Weiss S. W. Soft Tissue Tumors. C.Y. Mosby Co., London 1983; 550–579
- Fox H., Langley F. A. Tumours of the Ovary. Heinemann Medical, London 1976; 29–35