共 50 条
- [21] The age of NGC 6426, a metal-poor globular cluster in the galactic halo ASTRONOMICAL JOURNAL, 1999, 117 (06): : 3059 - 3065
- [23] Variable stars in the field of the old open cluster NGC 2243 ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES, 1996, 118 (02): : 303 - 310
- [26] BV CCD PHOTOMETRY OF THE OLD OPEN CLUSTER NGC 2243 ASTRONOMICAL JOURNAL, 1991, 101 (06): : 2102 - 2125
- [27] A CHEMICAL ABUNDANCE STUDY OF RED GIANTS IN OPEN CLUSTERS NGC 2204 AND NGC 2243 ASTRONOMICAL JOURNAL, 2011, 141 (02):
- [30] A DIFFERENTIAL CHEMICAL ELEMENT ANALYSIS OF THE METAL-POOR GLOBULAR CLUSTER NGC 6397 ASTRONOMICAL JOURNAL, 2011, 142 (02):