Yuhendra, Y. . Syaukat, S. . Hartoyo, and N. . Kusnadi, “Analysis of Farmer Perceptions in Adopting The Integrated Farming System: A Case Study of Oil Palm Plantation in Riau Province”, jma, vol. 19, no. 2, p. 165, Jul. 2022, doi: 10.17358/jma.19.2.165.