Mm/Submm images of Herbig-Haro energy sources and candidate protostars R. Chini, D. Ward-Thompson, J. M. Kirk, M. Nielbock, B. Reipurth and A. Sievers A&A, 369 1 (2001) 155-169 Published online: 15 April 2001 DOI: 10.1051/0004-6361:20010097