@article {2007,
	title = {Necessary and sufficient conditions for the chainrule in W1,1loc(RN;Rd) and BVloc(RN;Rd)},
	journal = {J. Eur. Math. Soc. (JEMS) 9 (2007) 219-252},
	year = {2007},
	abstract = {<p>In this paper we prove necessary and sufficient conditions for the validity of the classical chain rule in Sobolev spaces and in the space of functions of bounded variation.</p>},
	doi = {10.4171/JEMS/78},
	url = {http://hdl.handle.net/1963/2037},
	author = {Giovanni Leoni and Massimiliano Morini}
}
