| 1 | Optical absorption spectra of Er3+ and Tm3+ions in certain solutions |
| Researcher: | Jayasankar, C K |
| Guide: | Lakshman, S V j |
| University: | Sri Venkateswara University |
| Language: | English |
| 2 | |
| Researcher: | Ramana, K V V |
| University: | Andhra University |
| Language: | English |