LODAY, Jean-louis. CUP-Product for Leibnitz Cohomology and Dual Leibniz Algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 77, p. 189–196, 1995. DOI: 10.7146/math.scand.a-12560. Disponível em: https://tidsskrift.dk/math/article/view/12560. Acesso em: 14 aug. 2026.