Irawan, Dedi, Khaikal Ramadhan, and Azhar Azhar. 2022. “An Optimum Design Sapphire-Fiber Bragg Grating for High-Temperature Sensing”. Jurnal Penelitian Pendidikan IPA 8 (3):1361-67. https://doi.org/10.29303/jppipa.v8i3.1663.