N. BÜLBÜLLER, Y. S. İLHAN, C. KIRKIL, A. YENİÇERİOĞLU, R. AYTEN, and Z. ÇETİNKAYA, “The results of surgical treatment for hepatic hydatid cysts in an endemic area”, Turkish Journal of Gastroenterology, vol. 17, no. 4, pp. 273–278, Jan. 2006.