| 1 | development of algebraic concepts in pupils at the junior secondary stage |
| Researcher: | Joshi, Jagan Nath Prasad |
| University: | Panjab University |
| Language: | English |
| 2 | |
| Researcher: | Shrivastava, Nirankar Prasad |
| University: | University of Lucknow |
| Language: | English |