B.Yu.Karimov, and F.X. Asqarova. “OPTIMIZATION OF THE TECHNOLOGICAL PROCESS OF PREPARATION OF LONG SHAFTS”. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact Factor: 8.036, vol. 12, no. 05, May 2023, pp. 41-42, https://gejournal.net/index.php/IJSSIR/article/view/1749.