Items where Author is "Stefen, Stefen"
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Stefen, Stefen (2002) Model dinamis arus keluar masuk bahan baku aluminium Hidroksida dan bahan jadi aluminium Sulfat. Bachelor thesis, Universitas Pelita Harapan.
Stefen, Stefen (2001) Penentuan metode terbaik dalam persediaan bahan baku aluminium. Bachelor thesis, Universitas Pelita Harapan.