Крижанівский, Є. І., and І. І. Палійчук. “The Calculations Method of the Contact Pressure for the Coupling and Pipe Connected With the Tightness”. Oil and Gas Power Engineering, no. 1(6) (June 28, 2008): 78–82. Accessed May 3, 2024. https://nge.nung.edu.ua/index.php/nge/article/view/143.