WAHAB, M. ABDEL, KHALED S. M. ESSA, M. EMBABY, and SAWSAN E. M. ELSAID. “GROUND LEVEL CONCENTRATIONS ON AREA SOURCES”. MAUSAM 60, no. 4 (October 1, 2009): 544–548. Accessed July 18, 2024. https://mausamjournal.imd.gov.in/index.php/MAUSAM/article/view/1162.