@inproceedings{cfd0085cf2de4f34a8e51d8e96a373d4,
title = "Structure of H\_2 molecular knots in the Helix and Dumbbell nebulae",
keywords = "planetary nebulae: general",
author = "Albert Zijlstra and M {Matsuura} and {Speck}, {A K} and {McHunu}, {B M} and I {Tanaka} and {Wright}, {N J} and {Smith}, {M D} and S {Viti} and {Zijlstra}, {A A}",
year = "2011",
language = "English",
booktitle = "Asymmetric Planetary Nebulae 5 conference, held in Bowness-on-Windermere, U.K., 20 - 25 June 2010, A. A. Zijlstra, F. Lykou, I. McDonald, and E. Lagadec, eds. (2011) Jodrell Bank Centre for Astrophysics",
}