%0 Journal Article %T Optimization Model of Cross-Border E-commerce Payment Security by Blockchain Finance %A Chen, Tung-Chun %A Liang, Yu-Shen %A Ko, Po-Sheng %A Huang, Jui-Chan %J Wireless Communications and Mobile Computing %V 2021 %@ 1530-8669 %D 2021-12-24 %I Hindawi %~ DeepDyve