@Article{ giamuc07, author = { Giaquinta, Mariano and Mucci, Domenico }, title = { Maps of bounded variation with values into a manifold: total variation and relaxed energy }, journal = { Pure Appl. Math. Q. }, year = { 2007 }, volume = { 3 }, number = { 2 }, pages = { 513-538 }, URL = { http://cvgmt.sns.it/paper/343/ }, note = { cvgmt preprint} }