BALAJ, Mircea. Ky Fan inequality for marginally 0-lower semicontinuous bifunctions. Topological Methods in Nonlinear Analysis, [S. l.], p. 1–18, 2026. DOI: 10.12775/TMNA.2026.011. Disponível em: https://apcz.umk.pl/TMNA/article/view/76307. Acesso em: 7 oct. 2026.