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25. Effects of ethanol on behavior under fixed-ratio, fixed-interval, and multiple fixed-ratio fixed-interval schedules in the pigeon. Katz JL, Barrett JE. Arch Int Pharmacodyn Ther; 1978 Jul; 234(1):88-96. PubMed ID: 708145 [Abstract] [Full Text] [Related]
26. Token reinforcement, choice, and self-control in pigeons. Jackson K, Hackenberg TD. J Exp Anal Behav; 1996 Jul; 66(1):29-49. PubMed ID: 8755699 [Abstract] [Full Text] [Related]
32. Effects of methadone on alternative fixed-ratio fixed-interval performance: latent influences on schedule-controlled responding. Egli M, Thompson T. J Exp Anal Behav; 1989 Sep; 52(2):141-53. PubMed ID: 2794840 [Abstract] [Full Text] [Related]
33. Effects of d-amphetamine on responding under second-order schedules of reinforcement with paired and nonpaired brief stimuli. Cohen SL. J Exp Anal Behav; 1991 Sep; 56(2):289-302. PubMed ID: 1955818 [Abstract] [Full Text] [Related]