Molecular jets driven by high-mass protostars: a detailed study of the IRAS 20126+4104 jet A. Caratti o Garatti, D. Froebrich, J. Eislöffel, T. Giannini and B. Nisini A&A, 485 1 (2008) 137-152 Published online: 06 May 2008 DOI: 10.1051/0004-6361:200809515