1 O.. Vilhu, C.W. Ambruster, J.E. Neff, J.L. Linsky, A.. Brandenburg, I.V. Ilyin, and N.I. Shakovskaya, Astronomy and Astrophysics 222, (1989).
1 B.W. Bopp, S.H. Saar, C.W. Ambruster, P.. Feldman, R.C. Dempsey, M.. Allen, and S.C. Barden, The Astrophysical Journal 339, (1989).
1 O.. Elgaroy, P.B. Joras, O.. Engvold, E.. Jensen, B.R. Pettersen, T.R. Ayres, C.W. Ambruster, J.L. Linsky, M.. Clark, W.E. Kunkel, and F.. Marang, Astronomy and Astrophysics 193, (1988).
1 O.. Elgaroy, P.B. Joras, O.. Engvold, E.. Jensen, B.R. Pettersen, T.R. Ayres, C.W. Ambruster, J.L. Linsky, M.. Clark, W.E. Kunkel, and F.. Marang, Astron. Astrophys. 193, (1987).
1 C.W. Ambruster, S.. Sciortino, and L.. Golub, The Astrophysical Journal Supplement Series 65, (1987).
1 C.W. Ambruster, S.. Sciortino, and L.. Golub, in (Springer Berlin Heidelberg, Berlin, Heidelberg, 1986), pp. 219–221.
1 J.L. Linsky, B.E. Wood, A.. Brown, M.S. Giampapa, and C.W. Ambruster, The Astrophysical Journal 455, (1995).
1 R.A. Osten, S.L. Hawley, J.. Allred, C.M. Johns-Krall, C.. Roark, C.W. Ambruster, A.. Brown, T.R. Ayres, and J.L. Linsky, in (Astronomical Society of the Pacific, Sydney, Australia, 2004).