@article{107606,
  author = {A. M. Sirunyan and others},
  title = {Search for standard model production of four top quarks in proton-proton collisions at $\sqrts$ = 13 TeV},
  year = {2017},
  journal = {Phys. Lett.},
  volume = {B772},
  pages = {336-358},
  doi = {10.1016/j.physletb.2017.06.064},
  language = {eng},
}