====== TTP22-044 Two and three loop QCD corrections to the width difference in the $B_s - \bar{B}_s$ system ====== ^ TTP22-044 Two and three loop QCD corrections to the width difference in the $B_s - \bar{B}_s$ system ^ | **Vladyslav Shtabovenko** | |** PoS LL2022 (2022) 054 **| | {{preprints:2022:ttp22-044.pdf|PDF}} | | |