Renjana, Elga, and Muhamad Nikmatullah. 2021. “Study of Drugs Potential of Fern Collections at Purwodadi Botanic Gardens”. Jurnal Penelitian Kehutanan Wallacea 10 (2):199-209. https://doi.org/10.18330/jwallacea.2021.vol10iss2pp199-209.