S. Mulyanto, D. L. Yonia, K. L. Situmorang, and B. Sutejo, “Sentiment Classification of Livin’ by Mandiri Reviews in Indonesia Using LSTM for Digital Banking Service Improvement”, JEKOMBITAL, vol. 4, no. 1, pp. 141–153, Aug. 2025, doi: 10.55047/jekombital.v4i1.1011.