[1]
“Effect of Total, Northern and Southern Hemisphere Sunspot Number (Ri, Rn and Rs) on F2- Layer Critical Frequencies at Mid- Latitude Rome Station During the Descending Phase of Solar Cycle 23”, Iraqi Journal of Science, vol. 57, no. 3A, pp. 2063–2074, Mar. 2023, Accessed: Dec. 24, 2024. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/9962