A PHOTOELECTRIC BVRI SEQUENCE IN THE FIELD OF THE GLOBULAR-CLUSTER NGC 6121 (M4)

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作者
GLEMENTINI, G
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[1] OSSERV ASTRON,I-40100 BOLOGNA,ITALY
[2] SPACE TELESCOPE SCI INST,BALTIMORE,MD 21218
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P1 [天文学];
学科分类号
0704 ;
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页码:637 / 641
页数:5
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