Far-infrared CO and H2O emission in intermediate-mass protostars M. Matuszak, A. Karska, L. E. Kristensen, G. J. Herczeg, Ł. Tychoniec, T. A. van Kempen and A. Fuente A&A, 578 (2015) A20 Published online: 27 May 2015 DOI: 10.1051/0004-6361/201526021