Electric-field–induced lifting of the valley degeneracy in α-(BEDT-TTF)2I3 Dirac-like Landau levelsM. O. Goerbig, J.-N. Fuchs, G. Montambaux and F. PiéchonEPL, 85 5 (2009) 57005DOI: https://doi.org/10.1209/0295-5075/85/57005