@article{57bf0aeb8a014df49b75c315d5916a17,
title = "The Formaldehyde Masers in NGC 7538 and G29.96-0.02: Very Long Baseline Array, Multielement Radio-linked Interferometer Network, and Very Large Array Observations",
keywords = "ISM: Individual: NGC Number: NGC 7538, ISM: Individual: Alphanumeric: G29.96-0.02, ISM: Molecules, Masers, Radio Lines: ISM",
author = "Hoffman, {I M} and Goss, {W M} and P Palmer and Richards, {A M S}",
year = "2003",
month = dec,
doi = "10.1086/379062",
language = "English",
volume = "598",
pages = "1061--1075",
journal = "ApJ",
issn = "1538-4357",
publisher = "Institute of Physics Publishing, Inc",
}