GEORGIEV, Georgi Georgiev. Shape of a crack growth front under fatigue in the range of 106 - 107cycles. ANNUAL JOURNAL OF TECHNICAL UNIVERSITY OF VARNA, BULGARIA, [S. l.], v. 4, n. 1, p. 30–39, 2020. DOI: 10.29114/ajtuv.vol4.iss1.162. Disponível em: https://aj.tu-varna.bg/index.php/ajtuv/article/view/162. Acesso em: 2 oct. 2025.