Suswadi, S, and S Sutarno. 2018. “Analisis Pendapatan Dan Efisiensi Usahatani Padi Organik Di Desa Dlingo Kecamatan Mojosongo Kabupaten Boyolali”. Prosiding University Research Colloquium, February, 400-416. https://repository.urecol.org/index.php/proceeding/article/view/85.