ANTHONY, J. E.; ASNI TAFRIKHATIN; ARI WALUYO. eSurMent: An Educational Institution Services Customer Satisfaction Measurement (CSM) Mobile Application Evaluation Tool using Opinion Mining with Sentiment Analysis. Jurnal E-Komtek (Elektro-Komputer-Teknik), v. 5, n. 1, p. 13-20, 28 Jun. 2021.