search query: @author Willis, R. E. / total: 3
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title | year | author | ||
3. |
Engineering Economist
1978 : 4 SUM VOL.23 p.223-230 |
1978 | Willis, R. E. |
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title | year | author | ||
3. |
Engineering Economist
1978 : 4 SUM VOL.23 p.223-230 |
1978 | Willis, R. E. |