25 found
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  1.  24
    Effects of sucrose concentrations upon schedule-induced polydipsia using free and response-contingent dry-food reinforcement schedules.Walter P. Christian, Robert W. Riester & Robert W. Schaeffer - 1973 - Bulletin of the Psychonomic Society 2 (2):65-68.
  2.  16
    Effects of water deprivation on schedule-induced polydipsia.Michael E. Brush & Robert W. Schaeffer - 1974 - Bulletin of the Psychonomic Society 4 (2):69-72.
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  3.  31
    Lick rates in gerbils.Robert W. Schaeffer & Mike David - 1973 - Bulletin of the Psychonomic Society 2 (5):257-260.
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  4.  25
    Motivational properties of fixed-interval reinforcement: A preliminary investigation.Walter P. Christian & Robert W. Schaeffer - 1975 - Bulletin of the Psychonomic Society 5 (2):143-145.
  5.  36
    Differential reinforcement of specific lick rates in the rat.Stephen C. Pierson & Robert W. Schaeffer - 1973 - Bulletin of the Psychonomic Society 2 (1):31-34.
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  6.  6
    Lick rate development in infant Mongolian gerbils.Stephen C. Pierson & Robert W. Schaeffer - 1975 - Bulletin of the Psychonomic Society 5 (1):47-48.
  7.  50
    Lick rates in New Zealand white rabbits.Robert W. Schaeffer & Mike David - 1973 - Bulletin of the Psychonomic Society 2 (1):43-44.
  8.  9
    Reinforcement relation: Reversibility within daily experimental sessions.JosÉ J. Bauermeister & Robert W. Schaeffer - 1974 - Bulletin of the Psychonomic Society 3 (3):206-208.
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  9.  7
    Schedule-induced and metabolic polydipsia.Michael E. Brush & Robert W. Schaeffer - 1975 - Bulletin of the Psychonomic Society 5 (2):132-134.
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  10.  7
    Lick rates in infant Mongolian gerbils.Robert T. Dickinson & Robert W. Schaeffer - 1975 - Bulletin of the Psychonomic Society 6 (5):509-510.
  11.  14
    A within-subjects study of variations in food pellet sucrose concentrations and steady state schedule-induced polydipsia.John A. Fairbank, Robert W. Schaeffer & James F. McCoy - 1979 - Bulletin of the Psychonomic Society 14 (6):460-462.
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  12.  7
    Is there a relationship between pellet sugar content and schedule-induced polydipsia? A reexamination.John A. Fairbank & Robert W. Schaeffer - 1978 - Bulletin of the Psychonomic Society 12 (2):120-122.
  13.  7
    Another test of the Premack principle.Robert G. Harrison & Robert W. Schaeffer - 1975 - Bulletin of the Psychonomic Society 6 (6):565-568.
  14.  7
    Schedule-induced polydipsia as a function of NaCl composition of the food reinforcer.Ronald M. Hart & Robert W. Schaeffer - 1978 - Bulletin of the Psychonomic Society 11 (2):75-78.
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  15.  9
    Temporal contiguity: Is it a sufficient condition for reinforcement?Robert G. Harrison & Robert W. Schaeffer - 1975 - Bulletin of the Psychonomic Society 5 (3):230-232.
  16.  23
    Reinforcement schedule preference of a raccoon.Glen D. King, Robert W. Schaeffer & Stephen C. Pierson - 1974 - Bulletin of the Psychonomic Society 4 (2):97-99.
  17.  9
    Lick rates in hamsters.Stephen C. Pierson & Robert W. Schaeffer - 1974 - Bulletin of the Psychonomic Society 3 (5):391-392.
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  18.  19
    The consumption of saccharin and glucose solutions by mongolian gerbils.Stephen C. Pierson, Robert W. Schaeffer & Glen D. King - 1973 - Bulletin of the Psychonomic Society 2 (6):389-391.
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  19.  19
    A test of Premack’s “indifference principle”.Robert W. Schaeffer, Jose J. Bauermeister & Judith Hudson David - 1973 - Bulletin of the Psychonomic Society 1 (6):399-401.
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  20.  3
    Effects of number of pellets per food delivery and pellet sucrose composition on schedule-induced drinking.Robert W. Schaeffer & Michael E. Brush - 1978 - Bulletin of the Psychonomic Society 11 (6):367-370.
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  21.  7
    Human preferences for time-dependent and response-dependent reinforcement schedules.Robert W. Schaeffer - 1979 - Bulletin of the Psychonomic Society 14 (4):293-296.
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  22.  6
    Licking response distributions associated with the acquisition of schedule-induced polydipsia.Robert W. Schaeffer & Charles L. Salzberg - 1973 - Bulletin of the Psychonomic Society 2 (4):205-207.
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  23.  15
    Pigeons’ preference for fixed-interval over fixed-ratio food reinforcement schedules.Robert W. Schaeffer - 1979 - Bulletin of the Psychonomic Society 14 (3):173-176.
  24.  16
    The reinforcement relation as a function of instrumental response base rate.Robert W. Schaeffer - 1965 - Journal of Experimental Psychology 69 (4):419.
  25.  12
    Verbal learning and reinforcement: A reexamination of the Premack hypothesis.Robert W. Schaeffer & Robert J. Nolan - 1974 - Bulletin of the Psychonomic Society 4 (4):431-433.
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