KAUR, RAMANDEEP, et al. “Production and Characterization of a Neutral Phytase of Penicillium Oxalicum EUFR-3 Isolated from Himalayan Region”. Nusantara Bioscience, vol. 9, no. 1, Feb. 2017, pp. 68-76, https://doi.org/10.13057/nusbiosci/n090112.