M. Putera Khano, D. Saputro, S. Sutanto, and A. Wibowo, “SENTIMENT ANALYSIS WITH LONG-SHORT TERM MEMORY (LSTM) AND GATED RECURRENT UNIT (GRU) ALGORITHMS”, BAREKENG: J. Math. & App., vol. 17, no. 4, pp. 2235-2242, Dec. 2023.