BOGDANSKII, Yu. V. Maximum principle for the Laplacian with respect to the measure in a domain of the Hilbert space. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 68, n. 4, p. 460–468, 2016. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1852. Acesso em: 5 dec. 2025.