Wen-liang Chen and  Peng Wei and  Yidong Bao,  Surface Flattening based on Linear-Elastic Finite Element Method.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2011, vol. 55(7). 1457 - 1462
    [viewed 05 December 2021]. Available from: https://publications.waset.org/pdf/7534.