H 2O Maser Emission from the Nuclei of NGC 253 and M51

• 1 September 1987
• journal article
• Published by American Astronomical Society in The Astrophysical Journal
• Vol. 320, 663
• https://doi.org/10.1086/165583

Abstract

Keywords

• GALAXIES: INDIVIDUAL NGC NUMBER: NGC 253
• GALAXIES: INDIVIDUAL MESSIER NUMBER: M51
• GALAXIES: NUCLEI
• MASERS