GÜRKANLI, A. T.; SANDIKÇI, A. The space $\Omega^p_m(R^d)$ and some properties. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 58, n. 1, p. 139–145, 2006. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3441. Acesso em: 5 dec. 2025.