Browsing by Author "Pichel, A.C."
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On the redshift of the gamma-ray blazar PKS 0447-439: Optical spectroscopy using Gemini observations with high S/N ratio
Rovero, A.C.; Donzelli, Carlos; Muriel, Hernán; Cilis, A.; Pichel, A.C. (Centro Brasileiro de Pesquisas Físicas (CBPF), 2013)