Ni-based catalysts for steam reforming of tar model derived from biomass gasificationRu Shien Tan, Afizah Alir, Saiful Azam Mohamad, Khairuddin Md Isa and Tuan Amran Tuan AbdullahE3S Web Conf., 90 (2019) 01015DOI: https://doi.org/10.1051/e3sconf/20199001015