Ainur Minnegayanovich Valiev, Dmitry Leonidovich Pankratov, and Shibakov Vladimir Georgievich. “Features of Shaping Blanks for the Assembly of Non-Removable Plastic Deformation Joints”. Helix, vol. 10, no. 05, Oct. 2020, pp. 174-80, https://helixscientific.pub/index.php/home/article/view/242.