TERNOVAYA, Lyudmila. Letter: the Geometry of Soul and Space. Gosudarstvennaya Sluzhba, [S. l.], v. 13, n. 4, p. 101–105, 2011. Disponível em: https://gosudarstvennaya-sluzhba.owebs.ru/article/view/21361. Acesso em: 9 nov. 2026.