@inproceedings{Eckert:2009c0, author = "Eckert, Dominique", title = "{Detection of non-thermal X-ray emission from the Ophiuchus cluster with INTEGRAL}", doi = "10.22323/1.067.0055", booktitle = "Proceedings of 7th INTEGRAL Workshop {\textemdash} PoS(Integral08)", year = 2009, volume = "067", pages = "055" }