Velocity and magnetic fields within 1000 AU of a massive YSO A. Sanna, G. Surcis, L. Moscadelli, R. Cesaroni, C. Goddi, W. H. T. Vlemmings and A. Caratti o Garatti A&A, 583 (2015) L3 Published online: 02 November 2015 DOI: 10.1051/0004-6361/201526806