|
Guershon Harel - Vol. 7 Num. 3 (1987) |
| Variations in linear algebra content presentations                          
| 29-32 |
Guershon Harel - Vol. 11 Num. 1 (1991) |
| The general, the abstract, and the generic in advanced mathematics                          
| 38-42 |
Guershon Harel - Vol. 28 Num. 3 (2008) |
| Maintaining the mathematical integrity of school curricula: a challenge                          
| 10 |