A massive disk/envelope in shocked H2 emission around an UCHII region M. S. N. Kumar, A. J. L. Fernandes, T. R. Hunter, C. J. Davis and S. Kurtz A&A, 412 1 (2003) 175-184 Published online: 25 November 2003 DOI: 10.1051/0004-6361:20031417