Items where Author is "PUTRA SITINJAK, ELWIN"
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LIMNARDO NASUTION, JERRY and PUTRA SITINJAK, ELWIN (2017) PRA RANCANGAN PABRIK KIMIA SODIUM DODECYL SULFAT DARI DODECANOL, ASAM SULFAT, DAN NaOH KAPASITAS 30.000 TON/TAHUN. Other thesis, UPN "Veteran" Yogyakarta.