2022. Flowering Phenology of Pinang Gajah (Nenga gajah J. Dransf.) in The Bogor Botanic Gardens. Al-Kauniyah: Jurnal Biologi. 15, 2 (Oct. 2022), 182–190. DOI:https://doi.org/10.15408/kauniyah.v15i2.18157.