Produksi biomassa Candida hawaiiana CR015 pada medium Yeast-Malt-Extract Broth dan Medium limbah nanas dengan variasi konsentrasi limbah nanas dan Diamonium Hidrogen Fosfat = Biomass production of Candida hawaiiana CR015 in Yeast-Malt-Extract Broth medium and pineaple waste medium with variation concentrations of pineaple waste and Diammonium Hydrogen Phosphate (Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2013)