1. Dorland's Illustrated Medical Dictionary,2002
2. The American Heritage Dictionary of the English Language,2000
3. Virchow R. Die krankhaften Geschwulste. Berlin: August Hirschwald; 1863–7.
4. The principles and technique of resection of soft parts for sarcoma;Bowden;Surgery,1958
5. The problem of local recurrence after treatment of soft tissue sarcoma;Cantin;Ann Surg,1968