Comparing various multi-component global heliosphere models H.-R. Müller, V. Florinski, J. Heerikhuisen, V. V. Izmodenov, K. Scherer, D. Alexashov and H.-J. Fahr A&A, 491 1 (2008) 43-51 Published online: 08 April 2008 DOI: 10.1051/0004-6361:20078708