On the oriented coloring of the disjoint union of graphs. - Erika Morais Martins Coelho; Hebert Coelho da Coelho; Luérbio Faria; Mateus de Paula Ferreira; Sylvain Gravier; Sulamita Klein (RAIRO Oper. Res., 2024)

On the absolute and relative oriented clique problems' time complexity. - Erika M. M. Coelho; Hebert Coelho; Luérbio Faria; Mateus de Paula Ferreira; Sulamita Klein (Discret. Appl. Math., 2025)