The distribution of the ISM in the Milky Way - A three-dimensional large-scale modelA. Misiriotis, E. M. Xilouris, J. Papamastorakis, P. Boumis and C. D. GoudisA&A, 459 1 (2006) 113-123DOI: https://doi.org/10.1051/0004-6361:20054618