@article{article96828944,
title   = {Hard x-ray emission from the M87 AGN detected with NuSTAR},
author = {Wong, Ka-Wah and Silva, Rodrigo Nemmen da and Irwin, Jimmy A and Lin, Dacheng},
year = {2017},
doi = {10.3847/2041-8213/aa92c2},
journal   = {Astrophysical Journal}
}