Dimitris Varsamis and  Nicholas Karampetakis,  Transformations between Bivariate Polynomial Bases.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2014, vol. 94(10). 1307 - 1310
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/9999520.