Fahrudin, T. M., & Barakbah, A. R. (2018). Lyric Text Mining Of Dangdut: Visualizing The Selected Words And Word Pairs Of The Legendary Rhoma Irama’s Dangdut Song In The 1970s Era. Systemic: Information System and Informatics Journal, 4(2), 9–17. https://doi.org/10.29080/systemic.v4i2.432