1. Capanna R, Briccoli A, Campanacci L. Benign and malignant tumors of the sacrum. In: Frymoyer J, Ducker T, Hadler N, editors. The adult spine: principles and practice. Philadelphia: Lippincott-Raven; 1997. p. 2367–405.
2. Liu JK, Kan P, Schmidt MH. Diffuse large B-cell lymphoma presenting as a sacral tumor. Report of two cases. Neurosurg Focus. 2003;15(2):E10.
3. Mavrogenis AF, Patapis P, Kostopanagiotou G, Papagelopoulos PJ. Tumors of the sacrum. Orthopedics. 2009;32(5):342.
4. Mavrogenis AF, Angelini A, Pala E, Zinzani P, Ruggieri P. The role of surgery for haematologic neoplasms of bone. Acta Orthop Belg. 2012;78(3):382–92.
5. Dorfman HD, Czerniak B. Bone tumors. St. Louis: Mosby; 1998.