Thamer M. Using longitudinal chain models to measure renewable energy for a sample of selected Asian countries (China, India, Japan) for the period (2006-2023) . GEJ [Internet]. 2025 Dec. 31 [cited 2026 Jan. 2];41(66):190-73. Available from: https://tge.uobasrah.edu.iq/index.php/tge/article/view/201