1. Brunner, M. I., Greene, A. S., Sagawa, K., and Shoukas, A. A. 1983. Determinants of systemic zero-flow arterial pressure. Am. J. Physiol. 245 (Heart Circ. Physiol. 14):H453–H460.
2. Elzinga, G., Piene, H., and DeJong, J. P. 1980. Left and right ventricular pump function and consequences of having two pumps in one heart: a study on the isolated cat heart. Circ. Res. 46:564–574.
3. Frank, O. 1895. Zur Dynamik des Herzmuskels. Z. Biol. 32:370–447.
4. Guyton, A. C. 1963. Venous return. In Hamilton, W. F., ed. Handbook of Physiology, Sec. 2, Vol. 2., Circulation. Washington, DC: American Physiological Society, pp. 1099–1133.
5. Guyton, A. C., Jones, C. E., and Coleman, T. G. 1973. Circulatory Physiology: Cardiac Output and its Regulation. Philadelphia: Saunders.