共 50 条
- [1] A PHOTOELECTRIC-HBETA DISTANCE MODULUS OF OPEN CLUSTER NGC-6871 ASTRONOMICAL JOURNAL, 1969, 74 (10): : 1168 - &
- [4] Investigation of the Open Star Cluster NGC 6800 ASTRONOMY LETTERS-A JOURNAL OF ASTRONOMY AND SPACE ASTROPHYSICS, 2015, 41 (07): : 334 - 342