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Items where Author is "Maruli Tua Silaen, Maruli"
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Maruli Tua Silaen, Maruli (2024) RANCANG BANGUN MESIN PENYANGRAI DAN PENGHANCUR BIJI SALAK UNTUK BUBUK KOPI BIJI SALAK. Diploma thesis, Politeknik Caltex Riau.