Casassus S., S. Marino, S. Pérez, P. Roman, A.C. Dunhill, P.J. Armitage, J. Cuadra, A. Wootten, G. van der Plas, L. Cieza, and V. Moral, The Astrophysical Journal 811, 92 (2015).
Dunhill A.C., R.D. Alexander, and P.J. Armitage, Monthly Notices Of The Royal Astronomical Society 428, 3072-3082 (2013).