ÁRPÁD SZÁZ. An Extension of an Additive Selection Theorem of Z. Gajdaand R. Ger to Vector Relator Spaces. Scientia Series A: Mathematical Sciences, [S. l.], v. 24, p. 33–54, 2013. Disponível em: https://revistas.usm.cl/scientia/article/view/210.. Acesso em: 7 jun. 2025.