Media type: E-Article Title: The Cygnus X region : XII. on the excitation and distance of the Gamma Cygni H II region Contributor: Appenzeller, Immo [VerfasserIn]; Wendker, Heinrich J. [VerfasserIn] imprint: 1980 Published in: Astronomy and astrophysics ; 89(1980), 1/2, Seite 239-240 Language: English ISSN: 1432-0746 Origination: Footnote: Access State: Open Access