| 1 | |
| Researcher: | Sankaranarayanan, P | 
| University: | University of Madras | 
| Language: | English | 
| 2 | |
| Researcher: | Sankaranarayanan, P E | 
| Guide: | Iyengar, P K | 
| University: | University of Mumbai | 
| Language: | English | 
| 3 | |
| Researcher: | Sankaranarayanan, P K | 
| Guide: | Neelakandan, C M | 
| University: | Sree Sankaracharya University of Sanskrit | 
| Language: | English |