TY - JOUR A1 - Piaget, Jean A1 - Inhelder, Barbara T1 - The Gaps in Empiricism JF - A. Koestler and J. R. Smythies (Eds.), Beyond Reductionism. New Perspectives in the Life Sciences. The Alpbach Symposium 1968, New York (The Macmillan Company) 1970, pp. 118-160. Y1 - 1970 ER -