Zhang, Zizhen; Che, Oscar; Cheang, Brenda; Lim, Andrew; Qin, Hu A memetic algorithm for the multiperiod vehicle routing problem with profit. (English) Zbl 1317.90340 Eur. J. Oper. Res. 229, No. 3, 573-584 (2013). MSC: 90C59 90B06 PDF BibTeX XML Cite \textit{Z. Zhang} et al., Eur. J. Oper. Res. 229, No. 3, 573--584 (2013; Zbl 1317.90340) Full Text: DOI
Cheang, Brenda; Gao, Xiang; Lim, Andrew; Qin, Hu; Zhu, Wenbin Multiple pickup and delivery traveling salesman problem with last-in-first-out loading and distance constraints. (English) Zbl 1253.90190 Eur. J. Oper. Res. 223, No. 1, 60-75 (2012). MSC: 90C27 90B06 PDF BibTeX XML Cite \textit{B. Cheang} et al., Eur. J. Oper. Res. 223, No. 1, 60--75 (2012; Zbl 1253.90190) Full Text: DOI
Cheang, B.; Li, H.; Lim, A.; Rodrigues, B. Nurse rostering problems – a bibliographic survey. (English) Zbl 1045.90027 Eur. J. Oper. Res. 151, No. 3, 447-460 (2003). MSC: 90B35 PDF BibTeX XML Cite \textit{B. Cheang} et al., Eur. J. Oper. Res. 151, No. 3, 447--460 (2003; Zbl 1045.90027) Full Text: DOI