Sofronievska, Ivona, Jasmina Petreska Stanoeva, Jane Bogdanov, and Marina Stefova. “Assay of Volatile Organic Compounds in Urban Air Using Passive Sampling and Gas Chromatography Coupled to Mass Spectrometry”. Macedonian Journal of Ecology and Environment 24, no. 2 (December 27, 2022): 103–113. Accessed July 25, 2024. http://mjee.org.mk/index.php/mjee/article/view/199.