The Herschel Dwarf Galaxy Survey - II. Physical conditions, origin of [C II] emission, and porosity of the multiphase low-metallicity ISMD. Cormier, N. P. Abel, S. Hony, V. Lebouteiller, S. C. Madden, F. L. Polles, F. Galliano, I. De Looze, M. Galametz and A. Lambert-HuygheA&A, 626 (2019) A23DOI: https://doi.org/10.1051/0004-6361/201834457