Sivak R, Polishchuk L, Bochkovoi D. Experimental-column method for determining porosity functions during plastic deformation of powder preparations based on iron. Materials working by pressure [Internet]. 2025 Dec. 25 [cited 2026 Mar. 12];(1(54):62-71. Available from: http://omd.dgma.donetsk.ua/index.php/main/article/view/270