Cygnus X-3 and the problem of the missing Wolf-Rayet X-ray binariesD. Lommen, L. Yungelson, E. van den Heuvel, G. Nelemans and S. Portegies ZwartA&A, 443 1 (2005) 231-241DOI: https://doi.org/10.1051/0004-6361:20052824