Sinaga, F., S. Pipin, S. Winardi, K. Tarigan, and A. Brahmana. “Analyzing Sentiment With Self-Organizing Map and Long Short-Term Memory Algorithms”. MATRIK : Jurnal Manajemen, Teknik Informatika Dan Rekayasa Komputer, Vol. 23, no. 1, Nov. 2023, pp. 131-42, doi:https://doi.org/10.30812/matrik.v23i1.3332.