Haryana Hairi, Bunga Meyzia, and Saktioto. “The Use of Tapered FBG Sensor for Characterizing Carbon Dioxide Gas”. Journal of Frontier Research in Science and Engineering 1, no. 1 (December 22, 2023): 1–7. Accessed August 2, 2025. https://journal.riau-edutech.com/index.php/jofrise/article/view/18.