| 41 | ||
| Researcher: | Singh, Rajendra | |
| Guide: | Duni Chand | |
| University: | Himachal Pradesh University | |
| Language: | English | |
| Shodhganga | ||
| 42 | ||
| Researcher: | Singh, Rajendra | |
| Guide: | Sharma, Poornchand | |
| University: | Maharshi Dayanand University | |
| Language: | English | |
| Shodhganga | ||
| 43 | ||
| Researcher: | Singh, Rajendra | |
| Guide: | Pandey, Ramsajan | |
| University: | Maharshi Dayanand University | |
| Language: | English | |
| Shodhganga | ||
| 44 | Bharatiya navjagaran ke sandarbh mein Premchand ka upanyas sahitya | |
| Researcher: | Singh, Rajendra | |
| Guide: | Singh, Rajendra | |
| University: | Maharshi Dayanand University | |
| Language: | English | |
| Shodhganga | ||
| 45 | ||
| Researcher: | Singh, Rajendra | |
| Guide: | Rai, Vinod Kumar | |
| University: | V. B. S. Purvanchal University | |
| Shodhganga | ||
| 46 | Lucknow vishwavidyalaya mein madhyam ke roop mein Hindi bhasha: Ek adhyayan | |
| Researcher: | Singh, Rajendra kumar | |
| Guide: | Singh, T N | |
| University: | University of Lucknow | |
| Language: | Hindi | |
| 47 | ||
| Researcher: | Singh, Rajendra Prasad | |
| Guide: | Bihari, Girdhar | |
| University: | Patna University | |
| Language: | English | |
| 48 | Synthetic studies of benzidizoles and analogous hetrocyclic systems | |
| Researcher: | Singh, Rajendra Prasad | |
| Guide: | Saxena, J P | |
| University: | Jai Narain Vyas University | |
| Language: | English | |
| 49 | ||
| Researcher: | Singh, Rajendra Prasad | |
| Guide: | Prasad, G S | |
| University: | Ranchi University | |
| Language: | English | |
| 50 | ||
| Researcher: | Singh, Rajendra Prasad | |
| Guide: | Mahatim, Singh | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 51 | Nitrogen transformations in acid alfisols of Ranchi under continuous manuring and fertilization | |
| Researcher: | Singh, Rajendra Pratap | |
| University: | Birsa Agricultural University | |
| Language: | English | |
| 52 | Anekantvad aur paschatya vyavhariktavad: Ek tulnatmak adhyayan | |
| Researcher: | Singh, Rajendra Kumar | |
| Guide: | Prasad, Braj Kishore | |
| University: | Magadh University | |
| Language: | Hindi | |
| 53 | Rewa jile ke arthik vikas mein tons jal vidyut pariyojana ka yougdan | |
| Researcher: | Singh, Rajendra Pratap | |
| Guide: | Singh, P | |
| University: | Awadhesh Pratap Singh University | |
| Language: | Hindi | |
| 54 | ||
| Researcher: | Singh, Rajendra Kumar | |
| Guide: | Shrivastava, K B | |
| University: | Awadhesh Pratap Singh University | |
| Language: | English | |
| 55 | Physico-chemical studies on Schiff's bases and Cu (II) complexes | |
| Researcher: | Singh, Rajendra Pal | |
| University: | Aligarh Muslim University | |
| Language: | English | |
| 56 | ||
| Researcher: | Singh, Rajendra Narain | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 57 | ||
| Researcher: | Singh, Rajendra Prasad | |
| Guide: | Pandey, U C | |
| University: | University of Allahabad | |
| Language: | English | |
| 58 | ||
| Researcher: | Singh, Rajendra Prasad | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 59 | Studies on mites associated with vegetable crops in eastern Utter Pradesh | |
| Researcher: | Singh, Rajendra Nath | |
| University: | Banaras Hindu University | |
| Language: | English | |
| 60 | Study of primary productivity and nutrient cycling in Chakia forest, Varanasi | |
| Researcher: | Singh, Rajendra Pratap | |
| University: | Banaras Hindu University | |
| Language: | English | |