A machine learning approach can calculate ionospheric time delays using data from the Global Navigation Satellite System. International Journal of Food and Nutritional Sciences, [S. l.], v. 10, n. Special Issue 2, p. 274–281, 2021. Disponível em: https://www.ijfans.org/index.php/Journal/article/view/3917. Acesso em: 10 sep. 2026.