Influence of pretreated coconut shell on gasification product yield S.Z. Muda, R. Ahmad, S.A. Mohammed, W.A.M. Wan Ahmad, V. Vijean, R. Santiagoo, N.R. Ibrahim and A.Y. Ani E3S Web Conf., 437 (2023) 03012 Published online: 16 October 2023 DOI: 10.1051/e3sconf/202343703012