Molecular ions in ultracold atomic gases: computed electronic interactions for MgH+(X1Σ+) with Rb M. Tacconi and F. A. Gianturco Eur. Phys. J. D, 46 3 (2008) 443-451 Published online: 23 November 2007 DOI: 10.1140/epjd/e2007-00315-2