Lou, Junwei, et al. “Nano Co3O4 NiO Catalysts Pyrolysis of Cotinus Nana Bark for Bio-Oil and Biochemicals Raw Material”. BioResources, vol. 18, no. 1, Nov. 2022, pp. 678-00, https://ojs.bioresources.com/index.php/BRJ/article/view/22263.