DUDKIN , M. E.; DYUZHENKOVA , O. Yu. Two-dimensional half-strong real moment problem and the corresponding block matrices. Part I. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 72, n. 8, p. 1047–1063, 2020. DOI: 10.37863/umzh.v72i8.6062. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/6062. Acesso em: 9 dec. 2025.