O.S. Bolaji, J.O. Adeniyi, I.A. Adimula, S.M. Radicella, and P.H. Doherty (2013)
Total electron content and magnetic field intensity over Ilorin, Nigeria
Journal of Atmospheric and Solar-Terrestrial Physics, 98:1 - 11.
Equatorial ionization anomaly, Counter electrojet, Total electron content, Solar quiet field