Hasriati, Rustan Ari, and Harianti. 2024. “Technical Efficiency Of Rice Farming Around The Nickel Mining In Konawe Selatan District”. Jurnal AGRISEP: Kajian Masalah Sosial Ekonomi Pertanian Dan Agribisnis 23 (02):561-90. https://doi.org/10.31186/jagrisep.23.02.561-590.