CHAMIDAH, N.; SIREGAR, N.; AL FARIZI, M.; PRATAMA, B.; FAIZA, A.; FIBRYAN, M. CATEGORICAL ANALYSIS TO PERCEPTIONS OF GOVERNMENT POLICY IN ELECTRICITY FUEL MANAGEMENT AS ALTERNATIVE TO SUBSTITUTE OIL FUEL USING CHI-SQUARE TEST. BAREKENG: Jurnal Ilmu Matematika dan Terapan, v. 17, n. 3, p. 1287-1300, 30 set. 2023.