1Barnhill RL, Flotte TJ, Fleischli M, et al.Cutaneous melanoma and atypical Spitz tumors in childhood. Cancer, 1995, 76: 1833-1845.
2Regauer S, Anderhuber W, Richtig E, et al.Primary mucosal melanomas of the nasal cavity and paranasal sinuses. A clinicopathological analysis of 14 cases. APMIS,1998, 106: 403-410.
3Banerjee SS, Harris M. Morphological and immunophenotypic variations in malignant melanoma. Histopathology, 2000, 36: 387-402.
4Chung EB, Enzinger FM. Malignant melanoma of soft parts. A reassessment of clear cell sarcoma. Am J Surg Pathol, 1983,7:405 -413.
5Peters MS. Su WP. Balloon cell malignant melanoma. J Am Acad Dermatol, 1985, 13:351-354.
6Sheibani K, Battifora H. Signet-ring cell melanoma. A rare morphologic variant of malignant melanoma. Am J Surg Pathol,1988, 12: 28-34.
7A1-Talib RK, Theaker JM. Signet-ring cell melanoma: light microscopic, immunohistochemical and uhrastructural features. Histopathology, 1991, 18: 572-575.
8Bonetti F, Colombari R, Zamboni G, et al.Signet ring melanoma, S-100 negative. Am J Surg Pathol, 1989, 13: 522-523.
9Zembowiez A, McCusker M, Chiarelli C, et al. Morphological analysis of nevoid melanoma: a study of 20 cases with a review of the literature. Am J Dermatopathol, 2001,23: 167-175.
