1. Direct electrocardiograms from the human heart in situ: Comparison of direct leads with precordial leads;Hein;Circulation,1950
2. Unipolar Lead Electrocardiography;Goldberger,1954
3. Hipertrofia ventricular direita com alteracoes electrocardiograficas oue simulum enfarte do miocardio;Burlamagni;Arq. brasil. cardiol.,1953
4. Sur un sigulier trace electrocardiographique dans in cas de coeur pulmonaire chronique;Gigli;Acta cardiol.,1952
5. Left axis deviation;Grant;Circulation,1956