Formation of gaseous arms in barred galaxies with dynamically important magnetic field: 3D MHD simulationsB. Kulesza-Żydzik, K. Kulpa-Dybeł, K. Otmianowska-Mazur, G. Kowal and M. SoidaA&A, 498 2 (2009) L21-L24DOI: https://doi.org/10.1051/0004-6361/200911635