@Article{ ChoMagTys13, author = { Chousionis, Vasilis and Magnani, Valentino and Tyson, Jeremy }, title = { Removable sets for Lipschitz harmonic functions on Carnot groups }, journal = { Calc. Var. Partial Differential Equations }, year = { 2015 }, volume = { 53 }, number = { 3-4 }, pages = { 755–780 }, URL = { http://cvgmt.sns.it/paper/2257/ }, note = { cvgmt preprint} }