| 1 | Physico-chemical characteristics of coal carbonisation waste water |
| Researcher: | Naidu, Purma S |
| Guide: | Rao, K S M |
| University: | Rashtrasant Tukadoji Maharaj Nagpur University |
| 2 | Socio-economic conditions of labour in coal mine industry (A study of mines in Andhra Pradesh) |
| Researcher: | Radhakrishna, S |
| Guide: | Venkatnarayana, K |
| University: | Kakatiya University |
| Language: | English |