@Article{ cobdelsze, author = { Conti, Sergio and De Lellis, Camillo and Székelyhidi, László Jr. }, title = { h-Principle and Rigidity for $C^{1,\alpha}$ Isometric Embeddings }, journal = { Nonlinear Partial Differential Equations. Abel Symposia 7. }, year = { 2012 }, pages = { 83-116 }, URL = { http://cvgmt.sns.it/paper/459/ }, note = { cvgmt preprint} }