Anil Bandhakavi Nirmalie Wiratunga Deepak Padmanabhan 0001 Stewart Massie Lexicon based feature extraction for emotion text classification. 133-142 2017 93 Pattern Recognit. Lett. https://doi.org/10.1016/j.patrec.2016.12.009 https://www.wikidata.org/entity/Q57770261 db/journals/prl/prl93.html#BandhakaviWPM17