RX J1643.7+3402: A new bright cataclysmic variableA. M. Mickaelian, S. K. Balayan, S. A. Ilovaisky, C. Chevalier, M.-P. Véron-Cetty and P. VéronA&A, 381 3 (2002) 894-904DOI: https://doi.org/10.1051/0004-6361:20011244