%0 Journal Article %A Erten-Ela S. %A Villegas C. %A Delgado J.L. %A Martín, Nazario %T Pyrrolidino [60] and [70]fullerene homo- and heterodimers as electron acceptors for OPV %D 2015 %U http://hdl.handle.net/20.500.12614/1172 %~