1. Accessory pulmonary artery probably arising from abdominal aorta;Arce, J.;J. thorac. Surg,1943
2. Superior accessory lung;Baar, H.S.; d'Abreu, A.L.;Brit. J. Surg,1949
3. Two cases of lower accessory lung in human subjects;Davies, D.V.; Gunz, F.W.;J. Path. Bact,1944
4. Some anomalies of the respiratory system;Davidson, S.W.;J. Fac. Radiol. (Lond.),1956
5. Intralobar lung sequestration. Report of a case with azygos venous drainage;Douglas, S.J.; Shaw, K.M.;Irish J. med. Sci,1964