MALTSEV, A. Yu. Cauchy problem for the evolutionary essentially infinite-dimensional equations on a surface in Hilbert space. Methods of Functional Analysis and Topology, [S. l.], v. 11, n. 3, p. 239–249, 2005. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/282. Acesso em: 16 dec. 2025.