Taweechai Nuntawisuttiwong and  Natasha Dejdumrong,  Monomial Form Approach to Rectangular Surface Modeling.   journal   = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2019, vol. 152(8). 449 - 453
    [viewed 14 November 2019]. Available from: https://publications.waset.org/pdf/10010690.