Grafskij, O. A., V. V. Smetanina, E. N. Ni, and Y. V. Ponomarchuk. “ANALYSIS OF MODELING OF A CIRCLE AS CURVE NURBS”. Scientific Look into the Future, vol. 1, no. 06-01, Nov. 2017, pp. 8-15, doi:10.30888/2415-7538.2017-06-01-036.