| 21 | ||
| Researcher: | Thiruchenthil Nathan, P | |
| Guide: | Balasingh, J | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||
| 22 | ||
| Researcher: | Nyaga, Nathan Gitonga | |
| Guide: | Roy, Malati Biswanath | |
| University: | Tilak Maharashtra Vidyapeeth | |
| Language: | English | |
| Shodhganga | ||
| 23 | ||
| Researcher: | K Nathan, Chandra | |
| Guide: | Murugesan, K A | |
| University: | Bharathiar University | |
| Language: | English | |
| Shodhganga | ||
| 24 | ||
| Researcher: | Aston, Nathan M | |
| Guide: | Pandey, Sudhakar | |
| University: | Savitribai Phule Pune University | |
| Language: | English | |
| Shodhganga | ||
| 25 | ||
| Researcher: | Nathan D K | |
| Guide: | Nagarajan K | |
| University: | Manonmaniam Sundaranar University | |
| Language: | English | |
| Shodhganga | ||
| 26 | Security council and the Kashmir question a study in big power politics | |
| Researcher: | Shanmukha-Nathan, S K | |
| Guide: | Sirsikar, V M | |
| University: | Savitribai Phule Pune University | |
| Language: | English | |
| Shodhganga | ||
| 27 | ||
| Researcher: | Nathan, James Ceryl | |
| Guide: | Singh, Chandra Shekhar | |
| University: | V. B. S. Purvanchal University | |
| Language: | English | |
| Shodhganga | ||
| 28 | ||
| Researcher: | Philomi Nathan, P | |
| Guide: | Neelamegam, P | |
| University: | Bharathidasan University | |
| Language: | English | |
| Shodhganga | ||
| 29 | Studies on effect of secondary municipal wastewater and solid waste leachate on groundwater quality | |
| Researcher: | Suresh Nathan, N. | |
| Guide: | Saravanane, R. | |
| University: | Pondicherry University, Puducherry | |
| Language: | English | |
| Shodhganga | ||
| 30 | Studies on certain biochemical aspects of thiamine, riboflavin and choline deficiency in poultry | |
| Researcher: | Surendra Nathan, K P | |
| University: | University of Calicut | |
| Language: | English | |
| 31 | ||
| Researcher: | Nathan, Vayla Madhu Bala | |
| Guide: | Mittal, D P | |
| University: | University of Bundelkhand | |
| Language: | Hindi | |
| 32 | ||
| Researcher: | Nanaji Nathan, J K | |
| Guide: | Lakshmi Prasad, Y | |
| University: | Andhra University | |
| Language: | Hindi | |
| 33 | ||
| Researcher: | Leslie Dhiravia Nathan, FX | |
| Guide: | Nagarajan, BS | |
| University: | The Gandhigram Rural Institute | |
| Language: | English | |
| Shodhganga | ||
| 34 | ||
| Researcher: | MUTHU GNANA THERESA NATHAN D | |
| Guide: | SAGAYARAJ P | |
| University: | University of Madras | |
| Language: | English | |
| Shodhganga | ||