Col Reference--- ---------
R1 Rahim M. 1970, Astron. Astrophys. 9, 221
R2 Malisheva L.K., et al. 1987, Investigations in Astr. and Geod. p. 3
R3 Babu G.S.D. 1991, J. Astrophys. Astr. 12, 187
R4 Clariá J.J., et al. 2007 Mon. Not. R. Astron. Soc. 379, 159
R5 Lata S. et al. 2014, New Astron. 26, 77
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