S. SHIHAB, A.; A. AL-JARRAH, O. The Levels of Ozone and NitrogenOxides and Its Relationship with Metrological Factors. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 23, n. 4, p. 98–109, 2015. DOI: 10.33899/rengj.2015.105948. Disponível em: https://ojs.uomosul.edu.iq/index.php/arej/article/view/27214. Acesso em: 7 aug. 2025.