Chunjiang Li Xuejun Yang Nong Xiao A Novel Checkpoint Mechanism Based on Job Progress Description for Computational Grid. 594-603 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3358&spage=594 2004 conf/ispa/2004 ISPA db/conf/ispa/ispa2004.html#LiaYX04