H. MAHDI, Wissam. Estimation of the Atmospheric CO2 Concentration in Iraq. Journal of Kufa-Physics, Kufa, Najaf, IRAQ, v. 3, n. 1, 2011. Disponível em: https://journal.uokufa.edu.iq/index.php/jkp/article/view/7508. Acesso em: 6 nov. 2026.