NTNUSentEval at SemEval-2016 Task 4: Combining General Classifiers for Fast Twitter Sentiment Analysis. - Brage Ekroll Jahren; Valerij Fredriksen; Björn Gambäck; Lars Bungum (SemEval@NAACL-HLT, 2016)

Utilizing Large Twitter Corpora to Create Sentiment Lexica. - Valerij Fredriksen; Brage Ekroll Jahren; Björn Gambäck (LREC, 2018)