%0 Journal Article %T Classical Methods of Surface Formation: Advantages and Disadvantages %A Korotkiy, V.A. %A Usmanova, E.A. %A Hmarova, L.N. %K portions of Coons, Ferguson, Bezier surfaces, smooth connection of portions, smoothness conditions, nonparametric surface %J Geometry & Graphics %D 2026 %N 14 %P 14 %I INFRA-M Academic Publishing LLC.