Production of 6 amino-penicillanic acid (6-APA) from penicillium chrysogenum / by 342765 Badarulhisam Abdul Rahman, Mohamad Roji Sarmidi, Normah Norbib, Mujahid al-Fayadh, Universiti Teknologi Malaysia. Fakulti Kejuruteraan Kimia dan Kejuruteraan Sumber Asli. Jabatan Kejuruteraan Kimia, UNESCO Regional Training Workshop on Selective Isolation, Preservation, Characterisation & Polyphasic Taxoconomic Study of Microoraganisms with Environmental, Agriculture or Industrial Relevance (1994 : Beijing, China)