| 1 | Political and cultural history of Dhangadhra state (A D 1869 TO A D 1974) |
| Researcher: | Ahir, Komal Nathubhai |
| Guide: | Patel, L S |
| University: | North Gujarat University |
| Language: | English |
| 2 | Political and cultural history of Wankaner state (up to A. D. 1947) |
| Researcher: | Tiwari, Anand Rajiv |
| Guide: | Zala, Smita S |
| University: | Saurashtra University |
| Language: | English |
| 3 | Political and cultural history of Wankaner State (upto AD 1947) |
| Researcher: | Tiwari, Anand Rajiv |
| Guide: | Zala, Smita S |
| University: | Saurashtra University, Rajkot |
| Language: | English |