Ruiz-Lopez, Jherson S., and Miguel Jiménez-Carrión. “Closing Price Prediction of Cryptocurrencies BTC, LTC, and ETH Using a Hybrid ARIMA-LSTM Algorithm”. HighTech and Innovation Journal 6, no. 2 (June 1, 2025): 487–500. Accessed September 20, 2025. https://hightechjournal.org/index.php/HIJ/article/view/1170.