An X-ray and optical study of the ultracompact X-ray binary A 1246-58J. J. M. in 't Zand, C. G. Bassa, P. G. Jonker, L. Keek, F. Verbunt, M. Méndez and C. B. MarkwardtA&A, 485 1 (2008) 183-194DOI: https://doi.org/10.1051/0004-6361:200809361