Raymond Carr
Francisco Marco Fernandez
Aguilar Piñal F. (E
Broue Pierre
Valeriano Bozal
Juan Pablo Fusi
Cayetano Cordova Iturburu
Schmidl Ulrico
Mika Etchebehere
Bartolome Bennassar
Josep M. Colomer
Marco Cicala
Marin Dolores
Vernet Juan
Roberto Arlt
Friedrich Engels, Karl Marx