VECCHIO, G.; BROGGI, G.; MULÈ, A.; PIOMBINO, E.; MAGRO, G. Dermatofibrosarcoma protuberans: a tumor in the wide spectrum of the bland-looking spindle cell lesions of the breast. Pathologica - Journal of the Italian Society of Anatomic Pathology and Diagnostic Cytopathology, v. 111, n. 3, p. 87-91, 15 Oct. 2019.