Пилипака С, Муквич М. THE ANALYTICAL DESCRIPTION OF A TUBULAR SURFACE, REFERRED TO LINES OF CURVATURE, IN SYSTEM OF THE ACCOMPANYING THREE-EDGE OF A SLOPE CURVE. спм [інтернет]. 28, Травень 2014 [цит. за 03, Липень 2024];(3). доступний у: http://magazine.mdpu.org.ua/index.php/spm/article/view/1138