TY - JOUR A1 - Meier, G. W. A1 - et al., T1 - The development of food-reinforced behaviours in a social situation JF - C. R. Carpenter (Ed.) Behaviour, New York and Basel (S. Karger) 1969, pp. 143-148. Y1 - 1969 ER - TY - JOUR A1 - Meier, G. W. T1 - The re-establishment of a Rhesus social group JF - C. R. Carpenter (Ed.) Behaviour, New York and Basel (S. Karger) 1969, pp. 66-71. Y1 - 1969 ER -