@Article{ CoDeMaSt17, author = { Colombo, Maria and De Rosa, Antonio and Marchese, Andrea and Stuvard, Salvatore }, title = { On the lower semicontinuous envelope of functionals defined on polyhedral chains }, journal = { Nonlinear Analysis }, year = { 2017 }, doi = { 10.1016/j.na.2017.08.002 }, volume = { 163C }, pages = { 201-215 }, URL = { http://cvgmt.sns.it/paper/3347/ }, note = { cvgmt preprint} }