FEBRY CLAUDIA NABASA SIAHAAN; NAZARUDDIN; BEBY KARINA FAWZEEA. SENTIMENT ANALYSIS ON PLN MOBILE APPLICATION USERS’ OPINIONS TO IMPROVE THE QUALITY OF PLN MOBILE SERVICES. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), [S. l.], v. 3, n. 7, p. 1191–1198, 2024. DOI: 10.54443/ijset.v3i7.490. Disponível em: https://ijset.org/index.php/go/article/view/490. Acesso em: 5 oct. 2024.