Spectrophotometric Determination of the CuSO4 Soret Coefficient of a CuSO4-H2O Binary Solutions System = Pengukuran Koefisien Soret CuSO4 pada Sistem Larutan Binar CuSO4-H2O Secara Spektrofotometri - Perpustakaan UGM, i-lib ([Yogyakarta] : Universitas Gadjah Mada, 2001)