“Analysis of Superior Food Crop Comodities in Grobogan District Period 2011-2015: Analisis Komoditas Tanaman Pangan Unggulan Di Kabupaten Grobogan Tahun 2011-2015” (2022) Procedia of Social Sciences and Humanities, 3, pp. 176–183. doi:10.21070/pssh.v3i.169.