A field theory approach to cosmological density perturbations

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Keywords: Acoustic geometry; Density perturbation; Scalar field; Universe; [Physical Astronomy Classification Scheme] 98.80.H

Document Type: Short Communication

DOI: http://dx.doi.org/10.1016/S0375-9601(03)00380-3

Affiliations: Astronomical Observatory, Jagellonian University, ul. Orla 171, 30-244 , Krakow, Poland

Publication date: April 28, 2003

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