Glasersfeld E. von & Steffe L. P. (1986) Composite units and the operations that constitute them. In: Burton L. (ed.) Proceedings of the 10th International Meeting on Psychology in Mathematics Education. University of London Institute of Education, London: 212–216.
Glasersfeld E. von & Steffe L. P.
(
1986)
Composite units and the operations that constitute them.
In: Burton L. (ed.) Proceedings of the 10th International Meeting on Psychology in Mathematics Education. University of London Institute of Education, London: 212–216.