Planetary nebulae in our galaxy and beyond proceedings of the 234th symposium of the IAU held in Waikoloa Beach, Hawaii, USA, 3-7 April, 2006 - Symposium of the International Astronomical Union USA 2006 Apr. 3-7; Mendez, Roberto H. ed.; International Astronomical Union (Cambridge Cambridge University Press, 2007)
Keywords: Galaxy-Congresses; Planetary nebulae-Congresses