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عدد الاستشهادات
في قاعدة ارسيف
The effect of sunspots number on critical frequencies foF2 for the ionospheric layer-F2 over Kirkuk city during the ascending phase of solar cycle 24
By: Bakr, Ilaf Farhad; Zaki, Wafa Hasan Ali; Ahmad, Jawdat Hidayat Muhammad. Kirkuk Journal of Science. Vol. 16, no. 3 (2021), pp.19-27, 9 p.
Subjects: Ionosphere; Iraq; Karkuk; Solar cycle; Sunspots