A. A. Nekrasov, N. V. Nekrasova, M. A. Savel'ev, A. A. Khuzin, V. A. Barachevsky, A. R. Tulyabaev, A. R. Tuktarov, “Electrochemical investigation of a photochromic spiropyran containing a pyrrolidinofullerene moiety”, Mendeleev Commun., 33:4 (2023), 505–508