| 1 | geography of agriculture of Cuddapah District, Andhra Pradesh | |
| Researcher: | Penchalaiah, T | |
| Guide: | Ramanaiah, Y V | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| 2 | The geography of agriculture of Cuddapah district Andhra Pradesh | |
| Researcher: | Penchalaiah, T. | |
| Guide: | Ramanaiah, Y. V. | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| Shodhganga | ||
| 3 | experimental investigation of impact phenomenon in spur geared torsional systems | |
| Researcher: | Penchalaiah, Ch | |
| University: | Indian Institute of Technology-Madras | |
| Language: | English | |
| 4 | ||
| Researcher: | Penchalaiah, Sreekanthi | |
| Guide: | Sambasiva Prasad, B | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| 5 | ||
| Researcher: | Penchalaiah, N | |
| Guide: | Narayana Swamy, G | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| Shodhganga | ||
| 6 | ||
| Researcher: | Koduru, Penchalaiah | |
| Guide: | Rao, Papa P | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 7 | ||
| Researcher: | B.Penchalaiah | |
| Guide: | M.Suresh Babu | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||
| 8 | An analysis of rainfall droughts and water resources of Cuddapah district Andhra Pradesh India | |
| Researcher: | Thulasi, Penchalaiah | |
| Guide: | Rao, M. Sambasiva | |
| University: | Sri Krishnadevaraya University | |
| Language: | English | |
| Shodhganga | ||
| 9 | ||
| Researcher: | Penchalaiah Palla | |
| Guide: | Nirmala Grace . A and Raina. J. P. | |
| University: | VIT University | |
| Language: | English | |
| Shodhganga | ||
| 10 | ||
| Researcher: | Sreekanti Penchalaiah | |
| Guide: | B . Sambasiva Prasad | |
| University: | Sri Venkateswara University | |
| Language: | English | |
| Shodhganga | ||