@article{1092131,
  author = {K. Akiyama and R.-S. Lu and V.~L. Fish and S.~S. Doeleman and A.~E. Broderick and J. Dexter and K. Hada and M. Kino and H. Nagai and M. Honma and M.~D. Johnson and J.~C. Algaba and K. Asada and C. Brinkerink and R. Blundell and G.~C. Bower and R. Cappallo and G.~B. Crew and M. Dexter and S.~A. Dzib and R. Freund and P. Friberg and M. Gurwell and P.~T.~P. Ho and M. Inoue and T.~P. Krichbaum and L. Loinard and D. MacMahon and D.~P. Marrone and J.~M. Moran and M. Nakamura and N.~M. Nagar and G. Ortiz-Leon and R. Plambeck and N. Pradel and R.~A. Primiani and A.~E.~E. Rogers and A.~L. Roy and J. SooHoo and J.-L. Tavares and R.~P.~J. Tilanus and M. Titus and J. Wagner and J. Weintroub and P. Yamaguchi and K.~H. Young and A. Zensus and L.~M. Ziurys},
  title = {230 GHz VLBI Observations of M87: Event-horizon-scale Structure during an Enhanced Very-high-energy γ-Ray State in 2012},
  year = {2015},
  journal = {ApJ},
  volume = {807},
  pages = {150},
  doi = {10.1088/0004-637X/807/2/150},
  language = {eng},
}