TY - RPRT TI - New Data Source for Studying and Modelling the Topside Ionosphere AU - Huang, Xue-Qin AU - Reinisch, Bodo AU - Bilitza, Dieter AU - Benson, Robert PY - 2001 UR - https://ntrs.nasa.gov/citations/20050192468 ID - 20050192468 ER -