@inproceedings{LaRuffa:2017oL, author = "La Ruffa, Francesco", title = "{Calibration of the ATLAS $b$-tagging algorithm in $t\bar{t}$ events with high multiplicity of jets}", doi = "10.22323/1.314.0739", booktitle = "Proceedings of The European Physical Society Conference on High Energy Physics {\textemdash} PoS(EPS-HEP2017)", year = 2017, volume = "314", pages = "739" }