Penentuan Kondisi Optimum Proses Bleaching Sorbitol-Poliester Dengan Metode Respon Permukaan = Optimum Condition Determination Of Bleaching Process for Sorbitol-Polyester Using Response Surface Methodology - Perpustakaan UGM, i-lib ([Yogyakarta] : Universitas Gadjah Mada, 2001)