LYTVYNOV, E. W.; KONDRATIEV, Yu. G.; REBENKO, A. L.; RÖCKNER, M.; SCHEPANUK, G. V. Euclidean Gibbs states for quantum continuous systems with Boltzmann statistics via cluster expansion. Methods of Functional Analysis and Topology, [S. l.], v. 3, n. 1, p. 62–81, 1997. Disponível em: https://zen.imath.kiev.ua/index.php/mfat/article/view/31. Acesso em: 19 dec. 2025.