1. Vol. 2. Philadelphia: Saunders, 1976: 369-86.
2. Synovial hemangioma of the knee joint;F, Moon N.;Clin Orthop,1973
3. Du noevus variqueaux osteohypertrophique;Klippel, M.; Trenaunay, P.;Arch Gen Med (Paris)
4. Capillary haemangioma with extensive purpura. Report of a case;H, Kasabach H.; K, Merritt K.;Am J Dis Clhild,1940
5. Hemophilia-like arthropathy of the knee associated with cutaneous and synovial hemangiomas;Resnick, D.; Oliphant, M.;Radiology; Pigmented villonodular synovitis. A review with illustrative case reports,1975