Heba Abdulla attya, Wafaa H. A. Zaki, Omer sabah ibrahiem Al-Tamimi. Statistical analysis of Sunspot and total solar irradiance effects on the climate in kirkuk area for three solar cycles (22,23,24). Tikrit J. Pure Sci. [Internet]. 2019 Sep. 13 [cited 2024 Jul. 3];24(5):70-5. Available from: https://tjps.tu.edu.iq/index.php/tjps/article/view/419