TY - JOUR A1 - Simons, R. C. A1 - Crawford, M. H. T1 - Determination of paternity in group-born Pigtailed Monkeys (Macaca nemestrina) JF - C. R. Carpenter (Ed.) Behaviour, New York and Basel (S. Karger) 1969, pp. 254-260. Y1 - 1969 ER -