1. Oesophagitis and peptic ulcer of the oesophagus;Johnstone;Brit. J. Radiol.,1955
2. Generalidades sobre el diagnóstico del esofago corto congénito;Resano;Bol. Soc. cir. Cardoba,1946
3. Roentgentechnische Probleme in der Diagnostik der Hiatushernie;Scharer;Bibl. Gastroenterol.,1960
4. Hiatal hernia;Stein;Am. J. Digest. Dis.,1960
5. X-ray and clinical features of hiatal hernia: significance of hiatal hernias of minimal degree;Tumen;Gastroenterology,1960