1. Arunlakshana, O., Schild, H. O.: Some quantitative uses of drug antagonists. Br. J. Pharmacol. 14, 48?58 (1959)
2. Barlow, R. B., Franks, F. M., Pearson, J. D. M.: A comparison of the affinities of antagonists for acetylcholine receptors in the ileum, bronchial muscle and iris of the guinea pig. Br. J. Pharmacol. 46, 300?314 (1972)
3. Blinks, J. R.: Convenient apparatus for recording contractions of isolated muscle. J. Appl. Physiol. 20, 755?757 (1965)
4. Duke-Elder, S.: The foundation of ophthalmology. Vol. VII, p. 543. (1962)
5. Furchgott, R. F.: The use of ?-haloalkylamines in the differentiation of receptors and in the determination of dissociation constants of receptor agonist complexes. Advances Drug Res 3, 21?55 (1966)