EKO SETIAWAN11.01.53.0061. 2017. “SISTEM PENGEMBANGAN TANAMAN PADI BERDASARKAN STRUKTUR TANAH MENGGGUNAKAN METODE TOPSIS”. Information Technology and Telematics 7 (2). https://www.unisbank.ac.id/ojs/index.php/fti3/article/view/5474.