共 50 条
- [21] SPECTROPHOTOMETRY OF THE PLANETARY NEBULA NGC-7027 ASTRONOMICAL JOURNAL, 1948, 53 (07): : 202 - 202
- [24] THE COMPOSITION OF THE PLANETARY NEBULA NGC-7027 ASTROPHYSICAL JOURNAL, 1954, 120 (03): : 401 - 412
- [25] IDENTIFICATION OF THE CENTRAL STAR OF NGC-7027 ASTROPHYSICAL JOURNAL, 1988, 333 (01): : 193 - &
- [27] HIGH SPATIAL-RESOLUTION OBSERVATIONS OF NGC-7027 WITH A 10 MICRON ARRAY CAMERA ASTROPHYSICAL JOURNAL, 1984, 279 (02): : 685 - 693