gasim, alwi. “Gasim Alwi THE LAND USE ANALYSIS OF OIL PALM PLANTATION TO INCREASE OF INCOME IN EAST KALIMANTAN PROVINCE”. International Journal of Emerging Trends in Science and Technology, vol. 7, no. 04, May 2020, pp. 6895-1, doi:10.18535/ijetst/v7i4.01.