Browsing by Author Wiryawan, Widya
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| Issue Date | Title | Author(s) |
|---|---|---|
| 1982 | Rancangan saluran di petak tersier K1Ki2 daerah irigasi dolok, Kabupaten Semarang Propinsi Jawa Tengah | Dhalhar, Mohammad Azron; Wiryawan, Widya |