PREDICTION OF STRESS CONCENTRATION FACTORS IN UNLAPPED SQUARE HOLLOW "K" JOINTS BY THE FINITE ELEMENT METHOD. Nigerian Journal of Technology, [S. l.], v. 25, n. 1, p. 5–14, 2006. DOI: 10.4314/njt.251.523. Disponível em: https://mail.nijotech.com/index.php/nijotech/article/view/523. Acesso em: 19 apr. 2026.