Zhan, Si, Wang Chenguang, Bi Kang, Zhang Xinghua, Yu Chiling, Dong Renjie, Ma Longlong, and Pang Changle. 2017. “Py-GC/MS/Study/of/Lignin/Pyrolysis/and/Effect/of/Catalysts/on/Product/Distribution”. International Journal of Agricultural and Biological Engineering 10 (5):214-25. https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/2852.