CHAUS, N. N. On the representation of continuous positively definite nuclei. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 18, n. 1, p. 74–85, 1966. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/8654. Acesso em: 14 apr. 2025.