The HARPS search for southern extra-solar planets - XXIV. Companions to HD 85390, HD 90156, and HD 103197: a Neptune analog and two intermediate-mass planets
C. Mordasini, M. Mayor, S. Udry, C. Lovis, D. Ségransan, W. Benz, J.-L. Bertaux, F. Bouchy, G. Lo Curto, C. Moutou, D. Naef, F. Pepe, D. Queloz and N. C. Santos