D. V. Zaporozhets and N. A. Yakovenko, “Application of a volumetric amplitude modulator in the optical spectrometer to monitor atmospheric pollution”, Экологический вестник научных центров ЧЭС, no. 1, pp. 81–84, Mar. 2006, Accessed: Dec. 05, 2025. [Online]. Available: https://vestnik.kubsu.ru/article/view/144