“…Biskup (2008 further provided a comprehensive review of scheduling research with learning considerations. More recently, the readers can be referred to Cheng et al (2011), Yang et al (2010), Yin et al (2010), Yin and Wang (2011), Wang (2010), Yang (2011, 2012), Wang and Guo (2010), Wang and Li (2011), , 2011a, b, 2013, Wang et al (2010aWang et al ( , b, 2012Wang et al ( , 2013a, and Wu et al (2011), etc. On the other hand, it is commonly seen that time restrictions are usually modeled by due dates or deadlines and the quality of schedules is estimated with reference to these parameters (Sterna 2011). One of the performance measures involving due dates is the late work criterion.…”