Citation: Rl. Robinette et Jc. Ha, Social and ecological factors influencing vigilance by northwestern crows,Corvus caurinus, ANIM BEHAV, 62, 2001, pp. 447-452
Citation: Jc. Ha et al., Demographic analysis of the Washington Regional Primate Research Center pigtailed macaque colony, 1967-1996, AM J PRIMAT, 52(4), 2000, pp. 187-198
Citation: Jc. Ha et al., Survival and reproduction in the first two years following a large-scale primate colony move and social reorganization, AM J PRIMAT, 50(2), 2000, pp. 131-138
Citation: S. Heath-lange et al., Behavioral measurement of temperament in male nursery-raised infant macaques and baboons, AM J PRIMAT, 47(1), 1999, pp. 43-50
Citation: Jc. Ha et al., The effect of fatigue damage on toughening of short-fiber-reinforced polymer composites, J MATER SCI, 34(9), 1999, pp. 2103-2111