Extraction and characterization of SiO2 from rice-husk-char
GU Jie, LIU Bin, FANG Fang, MA Zhongqing, ZHANG Qisheng, ZHOU Jianbin
CIESC Journal . 2014, (8): 3277 -3282 .  DOI: 10.3969/j.issn.0438-1157.2014.08.058