... (1983)1
in ApJ, Vol. 266, p. 713-717 (note that there is a sign error in the formula given in the paper)
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... (1992)2
in The Astronomy and Astrophysics Encyclopedia, ed. by Maran, p. 403-407
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... by3
for FOCA magnitudes, replace -1.3 with -1.2
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Ivan Baldry
2003-03-20