“Kepadatan Bakteri Biofertilizer Cair Air Kelapa Menggunakan Bakteri Pelarut Fosfat (Bacillus spp.) Asal Tanah Gambut Kalimantan Barat: Density of Liquid Biofertilizer Coconut Water Bacteria Using Phosphate Solubilizing Bacteria (Bacillus spp.) from West Kalimantan Peat Soil”, UnnesJLifeSci, vol. 14, no. 1, pp. 31–39, May 2025, doi: 10.15294/unnesjlifesci.v14.i1.1673.