@article{DavisMiller1965, author = {J. D. Davis and N. E. Miller}, title = {Fear and Pain: Their Effect on Self-injection of Amobarbital Sodium by Rats}, journal = {Th. E. McGill (Ed.), Readings in Animal Behavior, New York etc. (Holt, Rinehart and Winston) 1965, pp. 222-224.}, year = {1965}, }