Ether Bond Formation in Waste Biomass–Derived, Value-Added Technical Hardwood Kraft Lignin Using Glycolic Acid. J. Res. Updates Polym. Sci. [Internet]. 2023 Nov. 20 [cited 2026 Jun. 19];12:171-9. Available from: https://www.lifescienceglobel.com/index.php/jrups/article/view/9342