[1] li yongmei, zhao zhengjia. dynamic simulation of z hydropower project schedule and cost deviation analysis based on monte carlo simulation. science and technology innovation, 2019, (07): 25-26. [2] zhao zhengjia, yu xi. a research on firms′ efficiency and its relationship with performance of high-end equipment manufacturing enterprises. industrial engineering, 2019, 22(03): 30-36. [3] zhao zhengjia, he zhihua. an empirical study on supply chain inventory management and its relationship with performance in automotive industry enterprises. industrial engineering and management, 2018, 23(02): 98-106. [4] zhao zhengjia. quantity discount and its combined contract for global supply chain under uncertain and price-dependant demand. journal of industrial engineering and engineering management, 2015, 29(3): 90-99. [5] zhao zhengjia wang xiqin. the combined contract with quantity discount and return policy for global supply chain. operations research and management science, 2014, 23(6): 50-56. [6] jing lu, zhao zhengjia. research on the return contract with currency options for global supply chain. management review, 2012, 25(5): 167-176. [7] zhao zhengjia. international supply chain contract with quantity discounts taking exchange rate changing and transportation cost sharing into account. chinese journal of management, 2012, 9 (6): 913-919. [8] zhao zhengjia. research on airline crew scheduling. operations research and management science, 2011, 20(6): 106-113. [9] zhao zhengjia. analysis on the model of option contract of agricultural product supply chain. enterprise economy, 2010, 8: 41-43.
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