Mashur Fadli, Meyzi Heriyanto, Yusmar Yusuf, Isril, Mandataris, and M.Y.Tiyas Tinov. “Natural Environment Strategy Data Disclosure Instruments Study On Palm Oil Companies In Riau Province”. International Journal of Educational Research &Amp; Social Sciences, vol. 2, no. 5, Nov. 2021, pp. 1235-4, doi:10.51601/ijersc.v2i5.164.