Dust coagulation processes as constrained by far-infrared observationsM. Köhler, B. Stepnik, A. P. Jones, V. Guillet, A. Abergel, I. Ristorcelli and J.-P. BernardA&A, 548 (2012) A61DOI: https://doi.org/10.1051/0004-6361/201218975