Xiushu Tian Yingna Liu Dongmei Liu Yuhong Li Ming Yang Construction of Quality Guarantee System in Higher Education in China. 323-325 2010 WKDD http://doi.ieeecomputersociety.org/10.1109/WKDD.2010.105 conf/wkdd/2010 db/conf/wkdd/wkdd2010.html#TianLLLY10