Usman M, Wamiliana, Russel E, Kurniasari D, Widiarti, Elfaki FA. Modeling Vector Error Correction with Exogeneous (VECMX) Variable for Analyzing Nonstationary Variable Energy Used and Gross Domestic Product (GDP). sci. technol. indones. [Internet]. 2025 Jan. 1 [cited 2026 Sep. 18];10(1):283-9. Available from: https://www.sciencetechindonesia.com/index.php/jsti/article/view/1555