Citation: Gc. Westergaard et Sj. Suomi, THE USE OF PROBING TOOLS BY TUFTED CAPUCHINS (CEBUS-APELLA) - EVIDENCE FOR INCREASED RIGHT-HAND PREFERENCE WITH AGE, International journal of primatology, 15(4), 1994, pp. 521-529
Citation: Gc. Westergaard et Sj. Suomi, ASYMMETRICAL MANIPULATION IN THE USE OF TOOLS BY TUFTED CAPUCHIN MONKEYS (CEBUS-APELLA), Folia primatologica, 63(2), 1994, pp. 96-98
Citation: Gc. Westergaard, HAND PREFERENCE IN THE USE OF TOOLS BY INFANT BABOONS (PAPIO-CYNOCEPHALUS-ANUBIS), Perceptual and motor skills, 76(2), 1993, pp. 447-450
Citation: Gc. Westergaard et Sj. Suomi, HAND PREFERENCE IN THE USE OF NUT-CRACKING TOOLS BY TUFTED CAPUCHIN MONKEYS (CEBUS-APELLA), Folia primatologica, 61(1), 1993, pp. 38-42