Xianghui Liu Jianping Yin Xicheng Lu Zhiping Cai Jianmin Zhao The Analysis of Efficient Monitoring Grid Traffic with Flow Conservation Equation. 52-58 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3252&spage=52 2004 conf/gcc/2004-w GCC Workshops db/conf/gcc/gcc2004-w.html#LiuYLCZ04