GOENADI, D. H. “Penilaian Mutu Tanah Secara Cepat Berdasarkan Faktor Penentu Aktivitas Biologinya Rapid Assessment of Soil Quality As Based on Its Biology Activity Determining Factors”. Menara Perkebunan, vol. 82, no. 2, Mar. 2016, doi:10.22302/iribb.jur.mp.v82i2.24.