Accretion disc evolution in DW Ursae Majoris: A photometric studyV. Stanishev, Z. Kraicheva, H. M. J. Boffin, V. Genkov, C. Papadaki and S. CarpanoA&A, 416 3 (2004) 1057-1067DOI: https://doi.org/10.1051/0004-6361:20034145