@article {2002,
	title = {The passage from nonconvex discrete systems to variational problems in Sobolev spaces: the one-dimensional case},
	journal = {Proc. Steklov Inst. Math. 236 (2002) 395-414},
	number = {SISSA;11/2001/M},
	year = {2002},
	publisher = {MAIK Nauka/Interperiodica},
	url = {http://hdl.handle.net/1963/3130},
	author = {Andrea Braides and Maria Stella Gelli and Mario Sigalotti}
}
