Inequivalent quantizations of the rational Calogero model with a Coulomb type interaction B. Basu-Mallick, Kumar S. Gupta, S. Meljanac and A. Samsarov Eur. Phys. J. C, 58 1 (2008) 159-170 Published online: 23 September 2008 DOI: 10.1140/epjc/s10052-008-0729-9