[1] Bertani R. Geothermics, 2016, 60(1): 31.

[2] Liu Shijie, Lu Houfang, Hu Ruofei. Biotechnology Advances, 2012, 30(4): 785.

[3] Liu Shijie. Applied Energy, 2015, 144: 114.

[4] López F, Pérez A, Zamudio MAM. Biomass Bioenergy, 2012, 45: 77.

[6] Ye Xiaokun, Zhang Zhen, Chen Yuancai. Industrial Crops and Products, 2016, 87: 280.

[7] Yu Hailong, Li Xiaoli, Zhang Weiming. Cellulose, 2015, 22 (3): 1675.

[8] Yang Ming, Wang Jingfeng, Hou Xincun. Bioresource Technology, 2017, 244(1): 1166.

[9] Wang L, Luo Z, Xiu S. Energy Sources, 2011, 33(13): 1230.

[10] Wang Jingfeng, Xin Dongling, Hou Xincun. Bioresource Technology, 2016, 199: 211.

[11] Liu Z J, Lan T Q, Li H. Bioresource Technology, 2017, 223: 27.

[12] Mou Hongyan, Heikkil E, Fardim P. Bioresource Technology, 2013, 150(12): 36.

[13] Ma Xiaojuan, Yang Xuefang, Zheng Xin. Cellulose, 2015, 22(3): 1687.