共 50 条
- [44] OBSERVATIONS AND ANALYSIS OF THE CONTACT BINARY H235 IN THE OPEN CLUSTER NGC-752 ASTRONOMICAL JOURNAL, 1995, 109 (01): : 359 - 377
- [46] GALACTIC ORBITS OF THE OLD OPEN CLUSTERS NGC-188, NGC-2682, NGC-2420, NGC-752 AND NGC-2506 ASTRONOMY & ASTROPHYSICS, 1994, 288 (03): : 751 - 758
- [47] UBVRI CCD photometry of the old open cluster NGC 6253 Monthly Notices of the Royal Astronomical Society, 284 (02):
- [48] Resolution infrared spectroscopy of the old open cluster NGC 6791 ASTROPHYSICAL JOURNAL, 2006, 646 (01): : 499 - 504