Estimates of cortical column orientation improve MEG source inversion 
James J. Bonaiuto, Fardin Afdideh, Maxime Ferez, Konrad Wagstyl, Jérémie Mattout, Mathilde Bonnefond, Gareth R. Barnes, Sven Bestmann. NeuroImage, 2020 216.
10.1016/j.neuroimage.2020.116862
Abstract