@article {Aad:2016nal,
	title = {{Test of CP Invariance in vector-boson fusion production of the Higgs boson using the Optimal Observable method in the ditau decay channel with the ATLAS detector}},
	journal = {Eur. Phys. J. C},
	volume = {76},
	number = {12},
	year = {2016},
	pages = {658},
	doi = {10.1140/epjc/s10052-016-4499-5},
	author = {Aad, Georges and others}
}
