SKRYPNIK, W. I. Long-range order in Gibbs lattice classical linear oscillator systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 58, n. 3, p. 388–405, 2006. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3462. Acesso em: 6 dec. 2025.