Giovanni Conzo and Giovanni Docimo, Giancarlo Candela, Antonietta Palazzo, Cristina Della Pietra, Claudio Mauriello, Luigi Santini, “Intestinal occlusion caused by endometriosis of the sigmoid colon A case report and review of the literature”, Ann Ital Chir, vol. 83, no. 4, pp. 353–356, Jul. 2012.