Bose-Einstein condensation in inhomogeneous Josephson arraysR. Burioni, D. Cassi, I. Meccoli, M. Rasetti, S. Regina, P. Sodano and A. VezzaniEurophys. Lett., 52 3 (2000) 251-256DOI: https://doi.org/10.1209/epl/i2000-00431-5