Santrisna IP, Divayana DGH, Sunarya IMG. Evaluation of Linear Regression and Ridge Regression as Baselines for Predicting Indonesia’s CO₂ Emissions. GIJES [Internet]. 2026 Jul. 23 [cited 2026 Jul. 23];4(2):180-92. Available from: https://research.e-greenation.org/GIJES/article/view/1217