Mohd Iqbal Muttaqin, Oktalia Triananda Lovita, Zharifah Muthiah, Khairunnisa, Ira Sharfina. Adaptive Fiscal Policy for Indonesian Coffee: A Reduced State-Space Linear Quadratic Tracking Approach. JI [Internet]. 2026Jan.30 [cited 2026Jun.3];11(1):59-5. Available from: https://inotera.poltas.ac.id/index.php/inotera/article/view/606