TY - BOOK AU - El-Sayed Mohammed El-Sayed Ebeid, AU - Y. A. Badr AU - Mosalam Shaltout TI - Studying the air pollutants in Helwan industrial area (EL- TABBIN) and it's relation with solar radiation and meteorological factors / PY - 1995/// KW - solar radiation KW - air pollutants KW - meteorological factors N1 - Thesis (M.Sc.)-Cairo University, 1995.; Bibliography: pages 98-104 ER -