“Optimization Of Yard Land For Agriculture In Jada Bahrin Village, Merawang Sub-District, Bangka District, Bangka Belitung Island Province: Optimalisasi Lahan Pekarangan Untuk Pertanian Di Desa Jada Bahrin, Kecamatan Merawang Kabupaten Bangka Provinsi Kepulauan Bangka Belitung”, jpu, vol. 3, no. 1, Aug. 2018, doi: 10.33019/jpu.v3i1.144.