Baltes, Paul B. Center for Lifespan Psychology, Max Planck Institute for Human Development, Max Planck Society;
Dixon, R. A., & Baltes, P. B. (1986). Toward life-span research on the functions and pragmatics of intelligence. In R. J. Sternberg, & R. K. Wagner (Eds.), Practical intelligence: Nature and origins of competence in the everyday world (pp. 203-235). Cambridge: Cambridge University Press.