Role of Lignin in Biofuel Production : Current Prospects and Challenges | 2026 Publication type A3 Book section, chapters in research books Author(s) Bedru Tesfaye Kassaw, Garuma Workisa Bacha, Demesa Abayneh Getachew, Periyasamy Selvakumar, Jayakumar Mani Planetary resources Energy transition Chemical Engineering LUT School of Engineering Sciences