Ja’far, Ja’far M., and Khalid A. Hadi. “Investigating the Compatibility of IRI and ASAPS Models in Predicting the FoF2 Ionospheric Parameter over the Mid Latitude Region”. Iraqi Journal of Science 62, no. 10 (October 30, 2021): 3759-3771. Accessed January 21, 2022. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/4245.