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