| 1 | Chemical study of some components of lac larvae lac resin and lac hosts |
| Researcher: | Harbhajan Singh |
| University: | University Of Delhi |
| Language: | English |
| 2 | Studies on ortho-dihydroxy coumarins and their analytical application |
| Researcher: | Harbhajan Singh |
| University: | University Of Delhi |
| Language: | English |
| 3 | Gurmukhi lipi mein uplabhdh hindi kavya ka alochnatmak adhyayan: 17veen aur 18veen shatabdi |
| Researcher: | Harbhajan Singh |
| Guide: | Nagendra |
| University: | University of Delhi |
| Language: | English |
| 4 | Chemical study of some components of lac larvae, lac resin and lac hosts |
| Researcher: | Harbhajan Singh |
| Guide: | Seshadri, T R |
| University: | University of Delhi |
| Language: | English |
| 5 | Studies on ortho-dihydroxycoumarins and their analytical applicaitons |
| Researcher: | Harbhajan Singh |
| Guide: | Jain, B D |
| University: | University of Delhi |
| Language: | English |