DURATION DISCRIMINATION IS BETTER WITH FOOD ACCESS AS THE SIGNAL THAN WITH LIGHT AS THE SIGNALSPETCH ML; WILKIE DM.1981; LEARN. MOTIV.; ISSN 0023-9690; USA; DA. 1981; VOL. 12; NO 1; PP. 40-64; BIBL. 45 REF.Article

CONTROL OF PIGEON'S KEYPECKING BY A CONDITIONAL CLOCKWILKIE DM; SPETCH ML.1980; PSYCHOL. REC.; USA; DA. 1980; VOL. 30; NO 2; PP. 251-260; BIBL. 7 REF.Article

SUBJECTIVE SHORTENING: A MODEL OF PIGEONS' MEMORY FOR EVENT DURATIONSPETCH ML; WILKIE DM.1983; JOURNAL OF EXPERIMENTAL PSYCHOLOGY. ANIMAL BEHAVIOR PROCESSES; ISSN 0097-7403; USA; DA. 1983; VOL. 9; NO 1; PP. 14-30; BIBL. 18 REF.Article

THE EFFECT OF SAMPLE AND COMPARISON RATIO SCHEDULES ON DELAYED MATCHING TO SAMPLE IN THE PIGEONWILKIE DM; SPETCH ML.1978; ANIMAL LEARNG BEHAV.; USA; DA. 1978; VOL. 6; NO 3; PP. 273-278; BIBL. 17 REF.Article

CONTROL OF PIGEONS' KEYPECKING TOPOGRAPHY BY A SCHEDULE OF ALTERNATING FOOD AND WATER REWARDSPETCH ML; WILKIE DM; SKELTON RW et al.1981; ANIM. LEARN. BEHAV.; ISSN 0090-4996; USA; DA. 1981; VOL. 9; NO 2; PP. 223-229; BIBL. 13 REF.Article

CONTROL OF PIGEONS' KEYPECKING BY THE LEFT-RIGHT ARRANGEMENT OF STIMULIWILKIE DM; SPETCH ML; LEADER LG et al.1981; ANIM. LEARN. BEHAV.; ISSN 0090-4996; USA; DA. 1981; VOL. 9; NO 1; PP. 2-8; BIBL. 8 REF.Article

EFFECT OF DELAY-INTERVAL STIMULI ON DELAYED SYMBOLIC MATCHING TO SAMPLE IN THE PIGEONWILKIE DM; SUMMERS RJ; SPETCH ML et al.1981; J. EXP. ANAL. BEHAV.; ISSN 0022-5002; USA; DA. 1981; VOL. 35; NO 2; PP. 153-160; BIBL. 11 REF.Article