The expansion and possible structure of the planetary nebula NCG 2440

• 1 October 1974
• journal article
• Published by IOP Publishing in Publications of the Astronomical Society of the Pacific
• Vol. 86, 635
• https://doi.org/10.1086/129655

Abstract

Keywords

• PLANETARY NEBULA NCG
• STRUCTURE OF THE PLANETARY
• EXPANSION AND POSSIBLE STRUCTURE