Multicolor photoelectric WBVR observations of the close binary system HZ Her = Her X-1 in 1986–1988. Method and observations
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2008 ◽
Vol 483
(3)
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pp. 875-885
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1994 ◽
Vol 218
(2)
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pp. 223-248
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1986 ◽
Vol 98
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pp. 1325
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