Zeeman relaxation of N2+ (2Σ+) in collisions with 3He and 4He G. Guillon, T. Stoecklin and A. Voronin Eur. Phys. J. D, 46 1 (2008) 83-87 Published online: 23 November 2007 DOI: 10.1140/epjd/e2007-00313-4