q=by+carlos+natalio+gonz%C3%A1+valencia%E2%80%A6%5C%5Bet+al.&searchType=standard&isFacet=true&view=standard&rows=10&sortWay=score&sortOrder=desc&curlibcode=GS&searchWay0=marc&logical0=AND
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by Carlos Natalio Gonzá Valencia…[et al.