Hedy Leoni et al. 2023. Comparison of LSTM and GRU Methods in Sentiment Analysis of Satusehat Appication Review. Mathline : Jurnal Matematika dan Pendidikan Matematika. 8, 3 (Aug. 2023), 1169–1182. DOI:https://doi.org/10.31943/mathline.v8i3.475.