SZEMBERG, T.; TUTAJ-GASIŃSKA, H. Seshadri fibrations on algebraic surfaces. Annales Universitatis Paedagogicae Cracoviensis Studia Mathematica, [S. l.], v. 4, p. 225–229, 2004. Disponível em: https://studmath.uken.krakow.pl/article/view/13321. Acesso em: 31 oct. 2026.