CCD PHOTOMETRY OF THE RR LYRAE STARS IN NGC-121 AND THE DISTANCE TO THE SMALL MAGELLANIC CLOUD

被引:36
作者
WALKER, AR [1 ]
MACK, P [1 ]
机构
[1] S AFRICAN ASTRON OBSERV,CAPE TOWN 7935,SOUTH AFRICA
关键词
D O I
10.1086/114853
中图分类号
P1 [天文学];
学科分类号
0704 ;
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页码:872 / &
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