Winkowski, Mateusz, and Tadeusz Stacewicz. “Detection of Ethane, Methane, Formaldehyde and Water Vapor in the 3.33 μm Range”. Metrology and Measurement Systems 29, no. 2 (June 30, 2022): 271–282. Accessed October 15, 2026. https://wydawnictwo.pan.pl/index.php/mms/article/view/5167.