The influence of space weather on ionospheric total electron content during the 23rd solar cycleNicolas Bergeot, Ioanna Tsagouri, Carine Bruyninx, Juliette Legrand, Jean-Marie Chevalier, Pascale Defraigne, Quentin Baire and Eric PottiauxJ. Space Weather Space Clim., 3 (2013) A25DOI: https://doi.org/10.1051/swsc/2013047