Hasriati, R. Ari, and Harianti. “Technical Efficiency Of Rice Farming Around The Nickel Mining In Konawe Selatan District”. Jurnal AGRISEP: Kajian Masalah Sosial Ekonomi Pertanian Dan Agribisnis, vol. 23, no. 02, Sept. 2024, pp. 561-90, doi:10.31186/jagrisep.23.02.561-590.