Hardianto, Dudi, Suyanto ., Erwahyuni Endang Prabandari, Lira Windriawati, Edy Marwanta, and Tarwadi . 2016. “PENICILLIN PRODUCTION BY MUTANT OF Penicillium Chrysogenum”. Jurnal Bioteknologi &Amp; Biosains Indonesia (JBBI) 2 (1):15-19. https://doi.org/10.29122/jbbi.v2i1.530.