MIKOŁAJCZYK, Leon; STUDNIARSKI, Marcin. Higher-order necessary optimality conditions for extremum problems in topological vector spaces. Topological Methods in Nonlinear Analysis, [S. l.], v. 15, n. 1, p. 129–139, 2000. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2000.010. Acesso em: 8 jul. 2025.