1
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Published in The astrophysical journal (1996)
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3
by Farnsworth, Alice H.
Published in ApJS (1955)
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4
by Joy, Alfred H.
Published in ApJS (1954)
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5
by Fekel, F. C., Moffett, T. J., Henry, G. W.
Published in ApJS (1986)
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6
by Reeves, E. M., Parkinson, W. H.
Published in ApJS (1970)
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7
8
by Beer, H., Kaeppeler, F., Wisshak, K., Ward, R. A.
Published in ApJS (1981)
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9
by Annestad, P. A.
Published in ApJS (1973)
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10
11
by Suntzeff, N. B.
Published in ApJS (1981)
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12
by Aggarwal, Kanti M.
Published in ApJS (1991)
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13
14
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15
by Huchra, J., Davis, M., Latham, D., Tonry, J.
Published in ApJS (1983)
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by Phillips, John G., Davis, Sumner P.
Published in ApJS (1988)
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17
19
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