Panich, Nurot, Panyawat Wangyao, Supot Hannongbua, Prasonk Sricharoenchai, and Yong Sun. 2017. “Multilayered Systems of Nanostructured TiB₂ Thin Films and Its Mechanical Properties”. Journal of Metals, Materials and Minerals 16 (1). Bangkok, Thailand. https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/251.