Vuong Dinh, Trieu, Ji Won Ahn, In Young Choi, and Jo Chun Kim. 2018. “A Case Study on Relationship Between Optical Path Length and Detection Limit of an NO Non-Dispersive Infrared Analyzer”. International Journal of Engineering & Technology 7 (3.7): 399-402. https://doi.org/10.14419/ijet.v7i3.7.18888.