ACIB§εwF1965/11/28- update 2021/2/15
| 1965 | ISU: MSΐ±1 | S40/11/28 | @ |
| 1966 | Iowa farm magazine | S41/03@ | @ |
| 1967 | ISUCmwΚL | S42/05/27 | @ |
| @ | @ | @ | @ |
| 1988 | ΆΘZϊέO€υΕΔK | S63/9-10 | @ |
| 1988 | ω©΅ΜAE | 1988/9/8 | @ |
| @ | Prof. BucheleΖ | @ |
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ISU: Agricultural and biosystems Engineering Dept.:2021
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