@Article{ giamuc05b, author = { Giaquinta, Mariano and Mucci, Domenico }, title = { The BV-energy of maps into a manifold: relaxation and density results }, journal = { Ann. Scuola Norm. Sup. Pisa Cl. Sci (5) }, year = { 2006 }, volume = { 5 }, number = { 4 }, pages = { 483-548 }, URL = { http://cvgmt.sns.it/paper/528/ }, note = { cvgmt preprint} }