ROBASZEWSKA, M. On some flat connection associated with locally symmetric surface. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica, [S. l.], v. 13, p. 19–43, 2014. Disponível em: https://studmath.uken.krakow.pl/article/view/13190. Acesso em: 29 oct. 2026.