共 22 条
- [2] Arp H. C., 1958, HANDB PHYSIK, V51, P75
- [3] COLOR-MAGNITUDE DIAGRAMS FOR 7 GLOBULAR CLUSTERS [J]. ASTRONOMICAL JOURNAL, 1955, 60 (09) : 317 - 337
- [6] THE MAIN SEQUENCE OF THE GLOBULAR CLUSTER M13 [J]. ASTROPHYSICAL JOURNAL, 1959, 130 (03) : 749 - &
- [8] BURBIDGE EM, 1960, LIEGE S, V16, P427
- [9] DEUTSCH AJ, 1955, PRINCIPES FONDAMENTA, V25