พันธุบรรยงก์ ป. Superfine Powder. Journal of Metals, Materials and Minerals, Bangkok, Thailand, v. 1, n. 2, p. 17–20, 2022. Disponível em: https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/1318. Acesso em: 25 nov. 2024.