Type:		Journal, Article
Title:		The "Twin Jet" Planetary Nebula M2-9
Author(s):		Livio, M.; Soker, N.
Date:		2001
Journal (full):		The Astrophysical Journal
Volume:		552
Start Page:		685
End Page:		691
Link:		http://adsabs.harvard.edu/abs/2001ApJ...552..685L