“Effect of Hot Water Extraction on Contact Angle of Octomeles Sumatrana and Duabanga Moluccana Woods and Its Correlation to the Extractive Content and Anatomical Structure: Pengaruh Hot Water Extraction Terhadap Sudut Kontak Octomeles Sumatrana Dan Duabanga Moluccana Dan Kaitannya Terhadap Zat Ekstraktif Dan Struktur Anatomi Kayu”. PERENNIAL 21, no. 2 (October 31, 2025): 61–70. Accessed August 21, 2026. https://journal.unhas.ac.id/index.php/perennial/article/view/44044.