Tracing FUV Radiation in the Embedded Phase of Star Formation A.O. Benz, S. Bruderer, E.F. van Dishoeck, P. Stäuber, S.F. Wampfler and C. Dedes EAS Publications Series, 52 (2011) 239-244 Published online: 25 November 2011 DOI: 10.1051/eas/1152039