Proceedings of the Twelfth International Conference on Management Science and Engineering Management - Xu, Jiuping; Xu, Jiuping; Cooke, Fang Lee; Cooke, Fang Lee; Gen, Mitsuo; Gen, Mitsuo; Ahmed, Syed Ejaz; Ahmed, Syed Ejaz (Springer International Publishing : Imprint: Springer, 2019)