Quantum phase analysis of 1D superconducting quantum dot lattice using extended Bose-Hubbard model M. Kumar, S. Sarkar and S. Ramasesha Eur. Phys. J. B, 72 4 (2009) 503-507 Published online: 03 November 2009 DOI: 10.1140/epjb/e2009-00373-2