The Structure of the Molecular Envelope of the Ring Nebula (NGC 6720)DOI: info:10.3847/1538-4357/adace1v. 981IOP46
Kastner, Joel H., Wilner, David J., Ryder, Diana, Moraga Baez, Paula, De Marco, Orsola, Sahai, Raghvendra, Wootten, Alwyn, and Zijlstra, Albert. 2025. "The Structure of the Molecular Envelope of the Ring Nebula (NGC 6720)." The Astrophysical Journal, 981 46. https://doi.org/10.3847/1538-4357/adace1.