“Bioactivation of Phosphate Rocks by Indigenous Phosphate-Solubilizing Fungi Bioaktivasi Fosfat Alam Oleh Fungi Pelarut Fosfat Setempat”. Menara Perkebunan, vol. 68, no. 1, Mar. 2016, https://doi.org/10.22302/iribb.jur.mp.v68i1.137.