Headline: Libera Obama reserva petrĂ³leoPublication Date: Friday, June 24, 2011Primary Source: La Opinion Digital (US)Type: articleFormat: Newspaper (Online)Nature of Mention: mentionedScholar: Van Doren, PeterResearch Area: Energy and EnvironmentSubjects: Obama oil reserves liberationAttached Files: 624-liberacion-reservas_1.pdf