Danu, Danu Danu, 和 Dede Jajat Sudrajat Dede. 2019. 《Improving of Degraded Soil Quality for Ficus variegata Nursery Media by Adding Organic Matters and NPK Fertilizer》. Jurnal Wasian 6 (2): 101-9. https://doi.org/10.62142/qkz14537.