Before and After Herschel – Modeling Photo-Induced Chemistry and PDR Line Emission in the Warm and Dense ISM (WADI)M. Röllig, C. Dedes, Ch. Joblin, V. Ossenkopf and the WADI consortiumEAS Publications Series, 52 (2011) 301-302DOI: https://doi.org/10.1051/eas/1152057