1. A method for the histopathologic study of the atrioventricular node, bundle and branches;LE;Arch. Path.,1931
2. LENEGRE J.: Contribution a l'6tude des blocs de branche comportant notamment les confrontations electriques et histologiques. Paris J. B. Bailliere 1958.
3. BROOKS C. M. HOFFMAN B. F. AND SUCKLING E. E.: Excitability of the Heart. New York Grune & Stratton Inc. 1955.
4. The mechanism of A-V arrhythmias
5. The Theory of Kent