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Malinský, R., Jelínek, I.
MALINSKÝ, R. and I. JELÍNEK. Sentiment Analysis: Popularity of Candidates for the President of the United States. Proceedings of World Academy of Science, Engineering and Technology. 2012,(72), 1382-1384. ISSN 2010-376X.
URL: https://www.waset.org/journals/waset/v72/v72-252.pdf