Laporan PPM R009/2023 : Upgrading Of Silica Content From Ex-Tin Mine Tailing Sand (Phase 2), Disember 2023 Roshaida bt. Arbain - Perak Pusat Penyelidikan Mineral, Jabatan Mineral Dan Geosains Malaysia 2023 - v, 33 p. ill., some col. 29 cm

Includes bibliographical references