1. Chondroma of soft parts;Chung;Cancer,1978
2. Cartilaginous tumors and tumors like lesions of soft tissues;Enzinger,1983
3. Intracapsular chondroma of the knee;Bendall;J. South Orthop. Assoc.,1997
4. Extraskeletal Chondroma around the knee;Kudawara;Clin. Radiol.,2001
5. Periosteal chondroma. A report of ten cases and review of the literature;Lewis;Clin. Orthop. Relat. Res.,1990