Direct detection of exoplanet host star companion γ Cep B and revised masses for both stars and the sub-stellar objectR. Neuhäuser, M. Mugrauer, M. Fukagawa, G. Torres and T. SchmidtA&A, 462 2 (2007) 777-780DOI: https://doi.org/10.1051/0004-6361:20066581