Pookmanee, P., S. Kojinok, and S. Phanichphant. “Bismuth Vanadate (BiVO<sub>4</Sub>) Powder Prepared by the Sol-Gel Method”. Journal of Metals, Materials and Minerals, vol. 22, no. 2, Dec. 2012, https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/49.