@inproceedings{Chaty:2009BY, author = "Chaty, Sylvain", title = "{Multi-wavelength observations revealing the most obscured high energy sources}", doi = "10.22323/1.067.0071", booktitle = "Proceedings of 7th INTEGRAL Workshop {\textemdash} PoS(Integral08)", year = 2009, volume = "067", pages = "071" }