Myronova Т, Ashkelianets A, Petrusha A, Boiarkin V, Morgun I. Study of the peculiarities of behavior of two-layer cast iron billets in the forging process. Materials working by pressure [Internet]. 2019Dec.22 [cited 2025Sep.23];(2(49):76-81. Available from: http://omd.dgma.donetsk.ua/index.php/main/article/view/115