Mustafa, Z. K., Maukar, A., Prakoso, G., & Abdelhaleem, R. (2025). Sentiment Analysis of Indonesian Nickel Downstreaming on X Using Naïve Bayes and K-Nearest Neighbors. International Journal on Robotics, Automation and Sciences, 7(3), 35–42. https://doi.org/10.33093/ijoras.2025.7.3.5