1 Q.D. Wang, R.A.M. Walterbos, M.F. Steakley, C.A. Norman, and R.. Braun, The Astrophysical Journal 439, (1995).
1 R.A.M. Walterbos, M.F. Steakley, Q.D. Wang, and R.. Braun, in (AIP, College Park, Maryland (USA), 1994).