@inproceedings{Bird:2011YW, author = "Bird, Tony and Masetti, Nicola", title = "{The 4th IBIS/ISGRI survey and multi-wavelength follow-up program}", doi = "10.22323/1.115.0002", booktitle = "Proceedings of 8th INTEGRAL Workshop “The Restless Gamma-ray Universe” {\textemdash} PoS(INTEGRAL 2010)", year = 2011, volume = "115", pages = "002" }