Sudirman N. Optimization of FeSO4 Molarity for Synthesis of Prussian Blue Pigment from Iron Sand from Sunur Beach Estuary, Pariaman. ICA [Internet]. 2023Sep.25 [cited 2024Nov.28];15(2):21-5. Available from: http://118754.2bdvi7ajx.asia/index.php/ica/article/view/20087