The CORALIE survey for southern extra-solar planets - VIII. The very low-mass companions of HD 141937, HD 162020, HD 168443 and HD 202206: Brown dwarfs or “superplanets”?S. Udry, M. Mayor, D. Naef, F. Pepe, D. Queloz, N. C. Santos and M. BurnetA&A, 390 1 (2002) 267-279DOI: https://doi.org/10.1051/0004-6361:20020685
