Loyd R.O.P., K. France, A. Youngblood, C. Schneider, A. Brown, R. Hu, J.L. Linsky, C. Froning, S. Redfield, S. Rugheimer, and F. Tian, The Astrophysical Journal824, 102(2016).
France K., R.O.P. Loyd, A. Youngblood, A. Brown, C. Schneider, S.L. Hawley, C. Froning, J.L. Linsky, A. Roberge, A.P. Buccino, and J.R.A. Davenport, The Astrophysical Journal820, 89(2016).