中国科学院数学与系统科学研究院期刊网
PREEMPTIVE SCHEDULING WITH DEADLINES ON PARALLEL MACHINES
ZHONG Xueling, WANG Guoqing, CHENG Mingbao, LI Xiaochun
Journal of Systems Science and Mathematical Sciences . 2011, (7): 794 -803 .  DOI: 10.12341/jssms11648