@article{articleb261a996,
title   = {Multiple galactic sources with emission above 56 TeV detected by HAWC},
author = {Abeysekara, A. U. and Martínez-Huerta, Humberto},
year = {2020},
doi = {10.1103/PhysRevLett.124.021102},
journal   = {Physical Review Letters}
}