3
by Haide Perez, Laura
Bolzano, Italy : KRDB Research Centre, Faculty of Computer Science, Free University of Bozen-Bolzano, [2009]
eBook
8
by Alfonso Roa, Óscar A.; Ospino G., Laura
[Bogotá, Colombia] : [Universidad Externado de Colombia, Facultad de Economía], abril de 2021
eBook