TY - JOUR A1 - Saugstad, P. A1 - Raaheim, K. T1 - Problem-solving, Past Experience and Availability of Functions JF - Warson, P. C., Johnson-Laird, P. N. (Eds.): Thinking and Reasoning, Harmondsworth (Penguin Books) 1968, pp. 56-64. Y1 - 1968 ER -