1. “Pipe industry: successful development in various countries,” Chern. Metal., No. 3, 78–80 (2017).
2. A. S. Ushakov and L. A. Kondratov, “Production of steel pipes,” Stal’, No. 7, 36–40 (2017).
3. V. Ya. Osadchii and A. P. Kolikov, Production and Quality of Steel Pipes [in Russian], Moscow State University of Instrument Engineering and Computer Science, Moscow (2012).
4. L. I. Éfron, Metal Science in “Great” Metallurgy. Pipe Steels [in Russian], Metallurgizdat, Moscow (2012).
5. D. Yu. Zvonarev, Improvement of the Processes of Additional Bending of the Edges and Step Shaping of Large-Diameter Welded Pipes Aimed at Guaranteeing High Accuracy of Their Sizes and Shapes [in Russian], Candidate-Degree Thesis (Engineering), Chelyabinsk (2015).