Green and Efficient Pretreatment of Lignocellulosic Biomass for Bioethanol Production Using Deep Eutectic Solvent Synthesized from Choline Chloride, Zinc and Urea. CEMRJ. 2026;4(3):355-364. Accessed June 9, 2026. https://cemrj.com/index.php/volumes/article/view/196