Media type: E-Article Title: Is There a Cosmological Constant? Contributor: Kochanek, Christopher S. imprint: American Astronomical Society, 1996 Published in: The Astrophysical Journal Language: English DOI: 10.1086/177538 ISSN: 0004-637X; 1538-4357 Keywords: Space and Planetary Science ; Astronomy and Astrophysics Origination: Footnote: Access State: Open Access