Ionospheric effects of the 23–24 April 2023 geospace storm captured by the multifrequency multiple path software-defined radio system at oblique incidence over the People's Republic of China - L.F. Chernogor; K.P. Garmash; Q. Guo; V.T. Rozumenko; J. Wang; Y.H. Zhdanko; Y. Zheng (Journal of Atmospheric and Solar-Terrestrial Physics, 2025)