Muhammad Joni Iskandar, Rini Endang Prasetyowati and Idiatul Fitri Danasari (2022) “ECONOMIC EFFICIENCY OF PORANG FARMING IN EAST LOMBOK REGENCY”, Journal Ilmiah Rinjani : Media Informasi Ilmiah Universitas Gunung Rinjani, 10(2), pp. 9–16. doi: 10.53952/jir.v10i2.420.