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An upper limit to the variation in the fundamental constants at redshift z = 5.2
Levshakov, S. A., Combes, F., Boone, F., Agafonova, I. I., Reimers, D., Kozlov, M. G.Volume:
540
Language:
english
Journal:
Astronomy & Astrophysics
DOI:
10.1051/0004-6361/201219042
Date:
April, 2012
File:
PDF, 152 KB
english, 2012