1 F.. Cattaneo, N.H. Brummell, J.. Toomre, A.. Malagoli, and N.E. Hurlburt, The Astrophysical Journal 370, (1991).
1 J.. Toomre, N.H. Brummell, F.. Cattaneo, and N.E. Hurlburt, Computer Physics Communications 59, (1990).