Robaa, S. M., "Modelling net radiation for the rural area of Bahtim, Egypt", THE INTERNATIONAL JOURNAL OF METEOROLOGY, vol. 50, pp. 194–202, 2008. modelling_net_radiation_for_the_rural_area_of_bahtim_egypt.pdf
Robaa, S. M., "Validation of the existing models for estimating global solar radiation over Egypt", ENERGY CONVERSION AND MANAGEMENT, vol. 50, pp. 184–193, 2009. urban-rural_solar_radiation_.pdf
Robaa, S. M., and Y. Y. Hafez, "Monitoring of urbanization growth and its effects on climatic changes over Greater Cairo, Egypt using satellite images", THE INTERNATIONAL JOURNAL OF METEOROLOGY, vol. 35, issue 348, pp. 111-122, 2010. monitoring_of_urbanization.pdf