Formation and stabilisation of single current filaments in planar dielectric barrier discharge L. Stollenwerk, Sh. Amiranashvili, J.-P. Boeuf and H.-G. Purwins Eur. Phys. J. D, 44 1 (2007) 133-139 Published online: 23 May 2007 DOI: 10.1140/epjd/e2007-00168-7