Delgado J.L.Filippone S.Martín-Domenech A.Altable M.Maroto E.Langa F.Martín, NazarioMartínez-Alvarez R.2020-12-042020-12-042011http://hdl.handle.net/20.500.12614/961enAtribución-NoComercial-SinDerivadas 3.0 EspañaMass spectrometry studies of the retro-cycloaddition reaction of pyrrolidino and 2-pyrazolinofullerene derivatives under negative esi conditionsresearch article10.1007/s13361-010-0063-yopen access