Shih-Hsu Wang and Yuan-Yuan Cheng and Ming-Tsung Lee and Wei-Chih Wang, Analysis of Cost Estimation and Payment Systems for Consultant Contracts in the US, Japan, China and the UK. journal = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology. May 2012, vol. 65(5). 989 - 998 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/12847.