@article{1435189,
  author = {et J.-Y. Kim al.},
  title = {The limb-brightened jet of M87 down to the 7 Schwarzschild radii scale},
  year = {2018},
  journal = {A\&A},
  volume = {616},
  pages = {188},
  url = {https://www.aanda.org/articles/aa/abs/2018/08/aa32921-18/aa32921-18.html},
  language = {eng},
}