RAJAGUKGUK, Juniastel, and Jakrapong Kaewkhao. 2025. “Downstreaming of Natural Materials Huta Ginjang Quartz Sand Doped With Nd2O3 for Laser Medium Application”. Journal of Metals, Materials and Minerals 35 (4). Bangkok, Thailand:e2298. https://doi.org/10.55713/jmmm.v35i4.2298.