The JCMT Spectral Legacy Survey: physical structure of the molecular envelope of the high-mass protostar AFGL2591M. H. D. van der Wiel, F. F. S. van der Tak, M. Spaans, G. A. Fuller, R. Plume, H. Roberts and J. L. WilliamsA&A, 532 (2011) A88DOI: https://doi.org/10.1051/0004-6361/201016086