共 16 条
- [1] SPECTROPHOTOMETRY OF REPRESENTATIVE PLANETARY NEBULAE [J]. ASTROPHYSICAL JOURNAL, 1951, 113 (01) : 125 - 140
- [3] ALLER LH, IN PRESS PUBL DOM AP
- [6] COLLISIONAL EXCITATION OF HYDROGEN IN A GASEOUS NEBULA [J]. ASTROPHYSICAL JOURNAL, 1953, 117 (03) : 387 - 398
- [7] CHAMBERLAIN JW, 1952, THESIS U MICHIGAN