US, G. F.; LYTVYNOV, E. W.; KONDRATIEV, Yu. G. Analysis and geometry on ${\mathbb R}_{+}$-marked configuration space. Methods of Functional Analysis and Topology, [S. l.], v. 5, n. 1, p. 29–64, 1999. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/80. Acesso em: 17 dec. 2025.