Artigos de Leopoldo Nachbin na "Portugaliae Mathematica"
Une propriété caractéristique des algèbres Booléiennes
Convex cones and convex sets
The influence of António A. Ribeiro Monteiro in the development of Mathematics in Brazil
A direct sum is holomorphically bornological with the topology induced by a cartesian product
(com Jorge Alberto Barroso)
Compact unions of closed subsets are closed and compact intersections of open subsets are open