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URL http://repositoriosiidca.csuca.org/Search/Results?type=AllFields&filter%5B%5D=institution:%22Universidad+Nacional+de+Costa+Rica%22&filter%5B%5D=format:%22Trabajo+evaluado+%28Peer-reviewed%29%22&filter%5B%5D=topic_browse:%22Historia+de+la+matem%C3%A1tica%3B+actitud+del+docente%3B+educaci%C3%B3n+secundaria%2C+validaci%C3%B3n+y+confiabilidad.%22
Event ID 40000137
Event Type signature