1 V.M. Alves, S.O. Kepler, G.. Handler, C.J. Hansen, J.E.S. Costa, A.. Nitta, C.F. Claver, A.. Kanaan, R.E. Nather, D.E. Winget, S.J. Kleinman, Z.J. Bin, X.. Jiang, E.G. Meištas, A.V. Chernyshev, P.. Ibbetson, E.M. Leibowitz, S.. Hemar, P.. Moskalik, G.. Pajdosz, G.. Vauclair, and N.. Dolez, Baltic Astronomy 12, (2003).