BOGDANSKII, Yu. V. Cauchy problem for the essentially infinite-dimensional heat equation on a surface in a Hilbert space. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 6, p. 737–746, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5466. Acesso em: 11 apr. 2025.