@Book{Gopalakrishnan2024, author = "Gopalakrishnan, Ganesh Lalgudi", title = "Ionosphere electron density modelling using a constrained optimization approach", year = "2024", address = "München", series = "DGK: C (Dissertationen)", volume = "Heft Nr. 924", url = "https://publikationen.badw.de/de/049533292", }