พันธุบรรยงก์ ป. Superfine Powder. Journal of Metals, Materials and Minerals, Bangkok, Thailand, v. 1, n. 2, p. 17–20, 2022. Disponível em: https://www.jmmm.material.chula.ac.th/index.php/jmmm/article/view/1318. Acesso em: 7 may. 2025.