Irjayana, R. C. ., Fadlil, A., & Umar, R. (2025). Air Quality Index Classification: Feature Selection for Improved Accuracy with Multinomial Logistic Regression. Jurnal Teknik Informatika (Jutif), 6(5), 3265–3279. https://doi.org/10.52436/1.jutif.2025.6.5.5155