%0 Journal Article %T Zero Control as Integral Part of Geometrical and Graphic Disciplines’ Instruction Technique %A Melnyk, O.. %A Buda, A.. %K zero control, geometry, engineering graphics, methodical developments, geometrical and graphics disciplines, knowledge, E-learning. %J Geometry & Graphics %D 2014 %N 2 %P 4 %I INFRA-M Academic Publishing LLC.