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Helium and hydrogen line ratios and the stellar content of compact H ii regions |
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| Authors: | S L Lumsden P J Puxley M G Hoare T J T Moore N A Ridge |
| Institution: | Department of Physics and Astronomy, University of Leeds, Leeds LS2 9JT;Gemini Observatory, 670 N. A'ohuku Place, Hilo, HI 96720, USA;Astrophysics Research Institute, Liverpool John Moores University, Twelve Quays House, Egerton Wharf, Birkenhead CH41 1LD;Five Colleges Radio Astronomy Observatory, 619 Lederle Graduate Research Center, University of Massachusetts, Amherst, MA 01003, USA |
| Abstract: | |
| Keywords: | H ii regions ISM: lines and bands infrared: ISM |