A HST study of the environment of the Herbig Ae/Be star LkHα 233 and its bipolar jet S. Melnikov, J. Woitas, J. Eislöffel, F. Bacciotti, U. Locatelli and T. P. Ray A&A, 483 1 (2008) 199-208 Published online: 02 January 2008 DOI: 10.1051/0004-6361:20078457