Effects of the internuclear vector on the photoelectron angular distributions of H2+ X. H. Ren, J. T. Zhang, Y. Wang, Z. Z. Xu and D. S. Guo Eur. Phys. J. D, 51 3 (2009) 401-407 Published online: 16 January 2009 DOI: 10.1140/epjd/e2008-00260-6