FENILLE, Marcio Colombo. Strong surjections from two-complexes with trivial top-cohomology onto nonorientable surfaces. Topological Methods in Nonlinear Analysis. Online. 21 September 2024. Vol. 64, no. 2, pp. 471 - 477. [Accessed 2 March 2025]. DOI 10.12775/TMNA.2024.011.