KOLMAKOVA, L. N. Exponents of elements of a normal basis of the ideal of algebraic functions on a three-sheeted Riemannian surface. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 8, p. 1029–1037, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5500. Acesso em: 5 dec. 2025.