Sulardjaka, Sulardjaka, Norman Iskandar, Parlindungan Manik, and Dwi Satrio Nurseto. 2023. “The Effect of Alkalization and Esterification Treatment on Mechanical Properties of Water Hyacinth Fiber Reinforced Epoxy-Resin Composite”. Eastern-European Journal of Enterprise Technologies 1 (12 (121):26-33. https://doi.org/10.15587/1729-4061.2023.274064.