中国科学院数学与系统科学研究院期刊网
Branch-and-bound based approach for preemptive project scheduling with time-window constraints on multi-skilled resources
LIU Zhenyuan, YUAN Huitao, ZHOU Cheng, BI Yang, HU Shufang
Systems Engineering - Theory & Practice . 2019, (1): 183 -199 .  DOI: 10.12011/1000-6788-2017-0561-17