| 121 | |
| Researcher: | Dash, Prafulla Kumar | 
| Guide: | Joga Rao, C VNarayana Iyengar | 
| University: | Indian Institute of Science | 
| Language: | English | 
| 122 | Free and forced oscillations in a class of nonlinear systems  | 
| Researcher: | Tiwari, R N | 
| Guide: | Subramaniam, R | 
| University: | Indian Institute of Technology-kanpur | 
| Language: | English | 
| 123 | State variable models of linear dynamical systems from input output description  | 
| Researcher: | Shrikhande, V L | 
| Guide: | Ray, L M | 
| University: | University of Roorkee | 
| Language: | English | 
| 124 | Transient vibrations of one and two degrees of freedom in nonlinear systems  | 
| Researcher: | Rangacharyulu, M A V | 
| Guide: | Srinivasan, P | 
| University: | Indian Institute of Science | 
| Language: | English | 
| 125 | Response of a non-linear third-order gyrostabilized platform system to transient and random inputs  | 
| Researcher: | Joshi, Shridhar Govind | 
| Guide: | Srinivasan, P | 
| University: | Indian Institute of Science | 
| Language: | English | 
| 126 | |
| Researcher: | Krishnan, A | 
| Guide: | Subramanian, R | 
| University: | Indian Institute of Technology-kanpur | 
| Language: | English | 
| 127 | |
| Researcher: | Subramanian, S | 
| Guide: | Singh, Y P | 
| University: | Indian Institute of Technology | 
| Language: | English |