Zhuoyao Zhang Weiwei Sun Ping Yu 0001 Yongrui Qin Preemptive Scheduling for Multi-item Queries in On-Demand Data Broadcast. 610-615 2008 ICYCS http://dx.doi.org/10.1109/ICYCS.2008.319 conf/icycs/2008 db/conf/icycs/icycs2008.html#ZhangSYQ08