1. Some Techniques for Recording the Ballistocardiogram Directly from the Body;Dock;Am. J. Med.,1949
2. Cardiac Output in Man;Starr;Am. J. Physiol.,1949
3. Die Messung von Stroemungsvorgaengen in den herznahen Gefaessen … etc.;Ernsthausen;Pflügers Arch. ges. Physiol.,1949
4. von Wittern, W.: Force Ballistocardiography, A. F. Technical Report TR No. 52-540 (In publication).
5. Electromechanical and Electroacoustical Analogies;Gehlshoj,1947