[1]
L. Verschaffel, “Seventh EuropeanConference for Research onLearning and Instruction,Athene, 26-30 augustus 1997”, Pedagog. Stud., vol. 75, no. 1, Jan. 1998, Accessed: Oct. 27, 2025. [Online]. Available: https://pedagogischestudien.nl/article/view/14964