Kyai Baderan, Nurdin, et al. “Pola Sebaran Retensi Dan Ketersediaan Hara Pada Toposekuen Lahan Jagung Di Desa Pilolaheya, Kabupaten Bone Bolango: Distribution Patterns of Retention and Nutrition Availability at Maize Land Toposequens in Pilolaheya Village, Bone Bolango Regency”. Jurnal Ecosolum, vol. 11, no. 1, June 2022, pp. 1-13, doi:10.20956/ecosolum.v11i1.19556.