Rodgers, W. B., Kennedy, J. G., & Zimbler, S. (1997). Chondromyxoid fibroma of the ala of the sacrum presenting as a cause of lumbar pain in an adolescent. Springer-Verlag.

Rodgers, W. B., J. G. Kennedy, و S. Zimbler. Chondromyxoid Fibroma of the Ala of the Sacrum Presenting As a Cause of Lumbar Pain in an Adolescent. Springer-Verlag, 1997.

Rodgers, W. B., J. G. Kennedy, و S. Zimbler. Chondromyxoid Fibroma of the Ala of the Sacrum Presenting As a Cause of Lumbar Pain in an Adolescent. Springer-Verlag, 1997.