Splitting of Potential Curves in the Two-Coulomb-Centre Problem Michal Hnatič, Viktor M. Khmara, Volodymyr Yu. Lazur and Oleksandr K. Reity EPJ Web Conf., 173 (2018) 02008 Published online: 14 February 2018 DOI: 10.1051/epjconf/201817302008