КОПЕЙ, В. Б. Rationale increasing length of the relief groove for sucker rod pin. Technology audit and production reserves, [S. l.], v. 6, n. 2(8), p. 7–8, 2012. DOI: 10.15587/2312-8372.2012.5478. Disponível em: https://journals.uran.ua/tarp/article/view/5478. Acesso em: 18 nov. 2024.