1. Observations on the isolated phrenic nerve diaphragm preparation of the rat;BÜLBRING;Br. J. Pharmacol,1946
2. Measurements of oxygen consumption in smooth muscle;BÜLBRING;J. Physiol,1953
3. Membrane potentials of smooth muscle fibres in the rabbit's sphincter pupillae;BÜLBRING;J. Physiol,1954