Laporan PPM K006/2015: Laporan Menghadiri "Workshop On Multipurpose Utilization Technology Of Low Grade Bauxite For Asean Countries" Di Nanning, China 20 - 25 September 2015 Salmah Bt. Baharuddin - Perak Pusat Penyelidikan Mineral, Jabatan Mineral Dan Geosains Malaysia 2015 - 21 p. ill, col, photo 29 cm