K. Lawrance, V.A. Grimshaw, Gillian Hoyle, J.P.N. Hicks, P.F.G. Nixon, G.H. Wooler,
Surgical treatment of atrial septal defect and partial anomalous pulmonary venous drainage. The Journal of Thoracic and Cardiovascular Surgery. ,vol. 43, pp. 622- 633 ,(1962) ,
10.1016/S0022-5223(19)33033-8