| 1 | Periodic orbits with a collision in resticted problems of three and four bodies |
| Researcher: | Bhatnagar, Kuldip Bhushan |
| University: | University Of Delhi |
| Language: | English |
| 2 | |
| Researcher: | Dasgupta, Santiranjan |
| University: | University of Calcutta |
| Language: | English |
| 3 | |
| Researcher: | Gupta, Shiv Kumar |
| University: | University of Allahabad |
| Language: | English |