Accretion disc evolution in DW Ursae Majoris: A photometric study V. Stanishev, Z. Kraicheva, H. M. J. Boffin, V. Genkov, C. Papadaki and S. Carpano A&A, 416 3 (2004) 1057-1067 Published online: 09 March 2004 DOI: 10.1051/0004-6361:20034145