1. Congenital direct communication between biliary system and respiratory tract;Neuhauser;Amer. J. Dis. Child.,1952
2. A case report: Congenital biliotracheal fistula with trifurcation of bronchi;Enjoji;Ann. Pediat.,1963
3. Carinal trifurcation with congenital tracheo-biliary fistula;Stigol;Pediatrics,1966
4. Congenital broncho-biliary fistula;Weitzman;J. Pediatr.,1968
5. Congenital Anomalies of the Viscera: Their Embryological Basis;Bremer,1957