@article {1998,
	title = {Special functions with bounded variation and with weakly differentiable traces on the jump set},
	journal = {NoDEA Nonlinear Differential Equations Appl. 5 (1998), no. 2, 219--243},
	number = {SISSA;123/95/M},
	year = {1998},
	publisher = {SISSA Library},
	url = {http://hdl.handle.net/1963/1025},
	author = {Luigi Ambrosio and Andrea Braides and Adriana Garroni}
}
