1. The Mechanism and Graphic Registration of the Heart Beat;Lewis,1925
2. Les differents aspects des troubles de la conduction intraventriculaire;Segers;Acta Cardiol.,1947
3. The Q1 Deflection of the Electrocardiogram in bundle Branch Block and Axis Deviation;Sodeman;Am. Heart J.,1944
4. Les troubles de la conduction intraventriculaire chez l'homme;Vastesaeger;Acta Cardiol.,1946
5. Die Elektrokardiographie und andere graphische Methoden in der Kreislaufdiagnostick;Weber,1937