International Journal of Astrophysics and Space Science - oalib

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ISSN: 2333-9721
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International Journal of Astrophysics and Space Science

ISSN Print: 2376-7014

ISSN Online: 2376-7022

主页: http://www.sciencepublishinggroup.com/j/ijass

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A Derivation of the Etherington’s Distance-Duality Equation

Yuri Heymann

©2008-2020 OALib, Inc | Public user content licensed CC-BY 4.0 unless otherwise specified. OALib ISSN Online: 2333-9721 OALib ISSN Print: 2333-9705