Syaifullah, M.M., Devi, S., Saryono, S., Itnawita, I. and Mukhlis, M. 2023. Optimization of Nitrogen and Mineral Sources in Liquid Media for Amylase Production Thermophilic Aspergillus sp. LBKURCC304. Photon: Jurnal Sain dan Kesehatan. 14, 1 (Nov. 2023), 1–9. DOI:https://doi.org/10.37859/jp.v14i1.5468.