journal.unair.ac.idjournal.unair.ac.id/download-fullpapers-mkp22d4ea1f1bfull.pdf · Ramlan Surbakti...

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Transcript of journal.unair.ac.idjournal.unair.ac.id/download-fullpapers-mkp22d4ea1f1bfull.pdf · Ramlan Surbakti...