Ahmad Firdaus b. Shamsul Baharin <br/><br/>
Laporan PPM R023/2025 : Development Of Waste Treatment Technology From Non Radioactive-Rare Earth Element (NR-REE) Processing Plant (Waste Water Treatment Development Of Alum Crystal) , Disember 2025 / 
by  Ahmad Firdaus b. Shamsul Baharin,  Norinsafrina bt. Mustaffa Kamal, Ahmad Amirul Aiman b. Mohd Safie, Mohd Syahrir b. Mohd Rozi 
 - Perak :  Pusat Penyelidikan Mineral, Jabatan Mineral Dan Geosains Malaysia ,  2025 
 - vii, 28 pages .:  some colour, illustrations .;  29 cm 
<br/><br/>Includes bibliographical references