Superconductor-insulator transition tuned by annealing in Bi-film on top of Co-clusters W.T. Herrera, I.S. Dinola, M.A. Continentino, H. Micklitz, Y.T. Xing, M.B. Fontes and E. Baggio-Saitovitch Eur. Phys. J. B, 86 12 (2013) 508 Published online: 16 December 2013 DOI: 10.1140/epjb/e2013-40337-3