1. Adrian, E. D.: Afferent impulses in the vagus and their effect on respiration. J. Physiol.79, 332–358 (1933).
2. Andereggen, P., R. J. H. Oberholzer etO. A. M. Wyss: Le mécanisme central des réflexes respiratoires de origine vagale. II. La localisation du centre exspirateur. Helv. physiol. pharmacol. Acta4, 213–232 (1946).
3. Andersen, P., andT. A. Sears: Efferent discharges evoked in intercostal nerves by electrical stimulation in the medulla of the anaesthetized cat. J. Physiol.178, 57–58 P (1965).
4. Angostoni, E.: Diaphragm activity during breath-holding: factors related to its onset. J. appl. Physiol.18, 30–36 (1963).
5. Barker, D.: The structure and distribution of muscle receptors. In:Barker, D. (Ed.): Symposium on muscle receptors, pp. 227–240. Hong Kong: Hong Kong Univ. Press 1962.