Mekanisme Transport Lantanum Melalui Membran Cair Berpendukung (SLM) dengan Senyawa Pengemban campuran Tributyl Phosphate (TBP) dan Di(2-Etyl-Hexyl) Phosporic Acid (D2EHPA) - Djunaidi, Muhammad Cholid (Chemistry Department, Faculty of Sciences and Mathematics, Diponegoro University, 2000)