| 1 | |
| Researcher: | Sikka, Rama |
| Guide: | Arora, D RSabherwal, U |
| University: | Maharshi Dayanand University |
| Language: | English |
| 2 | |
| Researcher: | Sikka, Shalini |
| Guide: | Sikka, Shalini |
| University: | University of Delhi |
| Language: | English |
| 3 | |
| Researcher: | Sikka, Anil Kumar |
| Guide: | Sahai, R |
| University: | Kurukshetra University |
| Language: | English |