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Putra, B.J.M., Helen, A. and Barakbah, A.R. 2018. Rule-based Sentiment Degree Measurement of Opinion Mining of Community Participatory in the Government of Surabaya. EMITTER International Journal of Engineering Technology. 6, 2 (Dec. 2018), 200-216. DOI:https://doi.org/10.24003/emitter.v6i2.275.