Sağır, Selçuk, Ramazan Atıcı, Osman Özcan, and Nurullah Yüksel. “The Effect of the Stratospheric QBO on the Neutral Density of the D Region”. Annals of Geophysics 58, no. 3 (July 27, 2015): A0331. Accessed April 20, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/6491.