Characterization of the long-period companions of the exoplanet host stars: HD 196885, HD 1237 and HD 27442 - VLT/NACO and SINFONI near-infrared, follow-up imaging and spectroscopy
A&A, 475 2 (2007) 723-727
Published online: 17 September 2007
DOI: 10.1051/0004-6361:20067046