ÇEPNI, Murat Selim; ŞENTÜRK, Erman. Geometric quality term for station-based total electron content estimation. Annals of Geophysics, [S. l.], v. 59, n. 1, p. A0107, 2016. DOI: 10.4401/ag-6803. Disponível em: https://www.annalsofgeophysics.eu/index.php/annals/article/view/6803. Acesso em: 11 apr. 2026.