| 1 | ||
| Researcher: | Choudary, G S V R K | |
| Guide: | Rao, K Hanumantha | |
| University: | Andhra University | |
| Language: | English | |
| 2 | Work life and welfare of coal miners in Singareni Collieries Company Limited Andhra Pradesh | |
| Researcher: | Krishnaiah, B | |
| Guide: | Rao, K Hanumantha | |
| University: | Acharya Nagarjuna University | |
| Language: | English | |
| Shodhganga | ||