Prasetyowati, D.A., Siswanto and Kemal Wijaya (2023) “Determining and mapping land suitability for porang (Amorphophallus oncophyllus L.) cultivation in Madiun Regency, Indonesia”, Jurnal Ilmiah Pertanian, 20(1), pp. 88–98. doi:10.31849/jip.v20i1.12128.