Shun W, Ziwei C, Feng Z, Zhaoqian G, Jutao L, Guangyou F. A method for separating O-wave and X-wave and its application in digital ionosonde. Ann. Geophys. [Internet]. 2014Jan.13 [cited 2024Apr.24];56(5):A0567. Available from: https://www.annalsofgeophysics.eu/index.php/annals/article/view/6318