Aktivitas Antimikroba in Vitro Senyawa Turunan Fumarat dan Kajian Hubungan Struktur-Aktivitasnya = Antimicrobial Activity in vitro of Fumaric Derivatives and Their Structure-Activity Relationship Analysis - Perpustakaan UGM, i-lib ([Yogyakarta] : Universitas Gadjah Mada, 2005)