AIT：1979/5-1981/5
| S54-56 | AIT: Professor | 1979-1981 |
| AIT: profile | 1979 | |
| Newspaper | 1979/7/7 | |
| AFE: Student | 1979/10 | |
| President on tractor | ||
| Experiment : transplanter | ||
| Donation: KUBOTA | 1979/04 | |
| International Conference | 1980/11/3 | |
| Dr. W. Eppendorfer in Copenhagen | 1988/10/5 | |
| Prof. G. Singh and others | 1988/10/20 |
Asian Institute of Technology:1999
update 1999/11/18
