Hermon, Dedi. “Modification of Land Conservation on Agriculture Based on Environmental Mitigation in Biosequent Marapi”. Science and Environmental Journal for Postgraduate 3, no. 1 (December 14, 2020): 8-13. Accessed February 5, 2025. http://senjop.ppj.unp.ac.id/index.php/senjop/article/view/90.