LIGUN, A. A.; SHUMEIKO, A. A. Recovery of a Function from Information on Its Values at the Nodes of a Triangular Grid Based on Data Completion. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 54, n. 3, p. 332–341, 2002. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4069. Acesso em: 5 dec. 2025.