Djuniwati, S., Pulunggono, H. and ., S. (2007) “The Effect of Organic Matter (Centrosema pubescens) and Rock Phosphate Application on the Activity of Phosphatase and P Fraction of Latosol Soil in Darmaga, Bogor”, Jurnal Ilmu Tanah dan Lingkungan, 9(1), pp. 10-15. doi: 10.29244/jitl.9.1.10-15.