Katri Gentari, H. Hamidah, and Z. Zulkifli. “PENTA HELIX MODEL FOR SUSTAINABILITY PERFORMANCE OF PALM OIL PLANTATION COMPANIES IN SOUTH SUMATERA PROVINCE”. International Journal of Social Science, vol. 4, no. 2, Aug. 2024, pp. 251-64, doi:10.53625/ijss.v4i2.8481.