DRAGOMIR, Silvestru Sever. An extension of Wirtinger’s inequality to the complex integral. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 68, n. 3, p. 507–516, 2023. DOI: 10.24193/subbmath.2023.3.04. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/6443. Acesso em: 19 apr. 2025.