| 1 | Question of Tamil nationality in India and Srilanka: 1970-93 | |
| Researcher: | Sharma, Hari Lal | |
| Guide: | Singh, Gopal | |
| University: | Himachal Pradesh University | |
| Language: | English | |
| 2 | ||
| Researcher: | Sharma, Hari Lal | |
| University: | Himachal Pradesh University | |
| Language: | Hindi | |
| 3 | ||
| Researcher: | Sharma, Hari Lal | |
| Guide: | Singh, Gopal | |
| University: | Himachal Pradesh University | |
| Language: | English | |
| Shodhganga | ||
| 4 | ||
| Researcher: | Sharma, Hari Lal | |
| Guide: | Mishra, Veerendra Kumar | |
| University: | Himachal Pradesh University | |
| Shodhganga | ||