TY JOUR TI Technical Drawing in Graphic Knowledge’s Bases Studying KW technical drawing KW academic and art drawing KW axonometric and perspective drawing KW object vision KW viewer KW point of view KW main beam of sight KW visual image KW visualization shortcomings KW drawing conditionality KW surface sketch KW chiaroscuro on surfaces. JO Geometry & Graphics AU Konstantinov, A.V. PY 2017 IS 5 PB INFRA-M Academic Publishing LLC.