@article{Zharkov:4961,
      author        = "Zharkov, Sergei and Matthews, Sarah and Zharkova,
                       Valentina and Druett, Malcolm and Inoue, Satoshi and
                       Dammasch, Ingolf E. and Macrae, Connor",
      title         = "{Sunquake with a second bounce, other sunquakes, and
                       emission associated with the X9.3 flare of 6 September 2017
                       I. Observations}",
      year          = "2020",
}