by Kierans, C.A., Boggs, S.E., Zoglauer, A., Lowell, A.W., Sleator, C., Beechert, J., Brandt, T.J., Jean, P., Lazar, H., Roberts, J., Siegert, T., Tomsick, J.A., von Ballmoos, P.
Published in The Astrophysical journal (2020)

by Lowell, A. W., Boggs, S. E, Chiu, C. L., Kierans, C. A., Sleator, C., Tomsick, J. A., Zoglauer, A. C., Chang, H.-K., Tseng, C.-H., Yang, C.-Y., Jean, P., Ballmoos, P. von, Lin, C.-H., Amman, M.
Published in The Astrophysical journal (20.10.2017)