TY - RPRT TI - Lignin extraction and upgrading using deep eutectic solvents AU - Chen, Zhu AU - Ragauskas, Arthur AU - Wan, Caixia PY - 2020 DO - 10.1016/j.indcrop.2020.112241 UR - https://www.osti.gov/biblio/1649190 ID - 1649190 ER -