Zhongnan Shen Yuanchun Shi Guangyou Xu A Learning Resource Metadata Management System Based on LOM Specification. 452-457 2002 CSCWD http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=1047730&isnumber=22453 conf/cscwd/2002 db/conf/cscwd/cscwd2002.html#ShenSX02