R. R. Rueping

The development of manipulatory responsiveness in the infant rhesus monkey.

H. Harlow, W. Mason, R. R. Rueping, 1959, Journal of comparative and physiological psychology.

Performance of infant rhesus monkeys on discrimination learning, delayed response, and discrimination learning set.

H F HARLOW, H. Harlow, M. Harlow, 1960, Journal of comparative and physiological psychology.