MAL'TSEV, A. Yu. Properties of solutions of the cauchy problem for essentially infinite-dimensional evolution equations. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 56, n. 5, p. 656–662, 2004. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3785. Acesso em: 14 apr. 2025.