| Dimitris Gavalas - Vol. 19 Num. 2 (1999) | ||
| Communication: A four-sided view of 'function' | 38-41 | |
for the learning of mathematics
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Search Table of Contents
| Dimitris Gavalas - Vol. 19 Num. 2 (1999) | ||
| Communication: A four-sided view of 'function' | 38-41 | |