1. Wisner JD, Tan KC, Leong GK. Principles of production system management – a balanced approach (third edition), South-Western, A part of Cengage Learning. 2012.
2. Isidore C.Toyota reclaims global auto sales crown, 〈http://money.cnn.com/2013/01/28/news/companies/toyota-global-sales/index.html〉, June, 6, 2013. First Published: January 28, 2013: 7:18 AM ET.
3. Managerial efficiency in Taiwan bankbranches: a network DEA;Yang;Economic Modelling,2012
4. Resolving the deposit dilemma: a new DEA bank efficiency model;Holod;Journal of Banking & Finance,2011
5. Efficiency of Turkish banking: Two-stage network system. variable returns to scale model;Fukuyama;Journal of International Financial Markets, Institutions and Money,2011