Febriyani Febriyani, F.F. et al. 2021. The Success of Root Cuttings is Endangered Kalapi (Kalappia celebica Kosterm.) by Giving Rootone-F Growth Regulator. Jurnal Wasian. 8, 2 (Dec. 2021), 115–120. DOI:https://doi.org/10.62142/qej0tv28.