Authors: de Veer, MW van den Bos, R

Citation: Mw. De Veer et R. Van Den Bos, Assessing the quality of relationships in rehabilitating lar gibbons (Hylobates lar), ANIM WELFAR, 9(2), 2000, pp. 223-224

Authors: de Veer, MW Van den Bos, R

Citation: Mw. De Veer et R. Van Den Bos, A critical review of methodology and interpretation of mirror self-recognition research in nonhuman primates, ANIM BEHAV, 58, 1999, pp. 459-468