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
Maǧallaẗ ǧāmiʻaẗ kirkūk. Al-dirāsāt al-ʻilmiyyaẗ/Mağallaẗ ğāmiʿaẗ Kirkūk. Al-dirāsāt al-ʿilmiyyaẗ