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- [3] The symmetric dust shell of the bipolar nebula NGC 6537 PLANETARY NEBULAE AS ASTRONOMICAL TOOLS, 2005, 804 : 212 - 212
- [5] Distance determination to NGC 55 from the planetary nebula luminosity function Astronomy and Astrophysics, 1600, 455 (03): : 891 - 896
- [6] The carbon abundance in the Wolf-Rayet shell nebula NGC 6888 ASTROPHYSICS IN THE FAR ULTRAVIOLET: FIVE YEARS OF DISCOVERY WITH FUSE, 2006, 348 : 334 - +
- [10] THE MULTIPLE-SHELL STRUCTURE OF THE PLANETARY-NEBULA NGC-6751 ASTROPHYSICAL JOURNAL, 1991, 376 (01): : 150 - 160