%0 Journal Article %A Maroto E. %A Filippone S. %A Martín-Domenech A. %A Suárez M. %A Martín, Nazario %A Martínez-Alvarez R. %T Effect of substituents and protonation on the mechanism of 1,3-dipolar retro-cycloaddition reaction of pyrrolidino[60]- and [70]fullerenes %D 2011 %U http://hdl.handle.net/20.500.12614/884 %~