@article{Frison:2016cy, author = "Frison, Julien and Boyle, Peter A. and Garron, Nicolas", title = "{$N_f=2+1+1$ renormalisation of four-quark operators}", doi = "10.22323/1.251.0262", journal = "PoS", year = 2016, volume = "LATTICE 2015", pages = "262" }