Online scheduling of unit length jobs on a batching machine to maximize the number of early jobs with lookahead. - Wenjie Li; Jinjiang Yuan; Jianfa Cao; Hailin Bu (Theor. Comput. Sci., 2009)

Online scheduling on batching machines to minimise the total weighted completion time of jobs with precedence constraints and identical processing times. - Jianfa Cao; Jinjiang Yuan; Wenjie Li; Hailin Bu (Int. J. Syst. Sci., 2011)

Maximum Hexagon Packing of Kv-L Where L is a 2-regular Subgraph. - Liqun Pu; Yanling Chai; Hailin Bu (Ars Comb., 2013)