• http://www.saber.ula.ve/handle/123456789/46045
• http://www.saber.ula.ve/handle/123456789/46046
• http://www.saber.ula.ve/handle/123456789/46040
• http://www.saber.ula.ve/handle/123456789/46044
• http://www.saber.ula.ve/handle/123456789/46047
• http://www.saber.ula.ve/handle/123456789/46048
• http://www.saber.ula.ve/handle/123456789/46049
• http://www.saber.ula.ve/handle/123456789/46050
• http://www.saber.ula.ve/handle/123456789/46051
• http://www.saber.ula.ve/handle/123456789/46052
• http://www.saber.ula.ve/handle/123456789/46059
• http://www.saber.ula.ve/handle/123456789/46061
• http://www.saber.ula.ve/handle/123456789/46062
• http://www.saber.ula.ve/handle/123456789/46063
• http://www.saber.ula.ve/handle/123456789/46064
• http://www.saber.ula.ve/handle/123456789/46065
• http://www.saber.ula.ve/handle/123456789/46066
• http://www.saber.ula.ve/handle/123456789/46067
• http://www.saber.ula.ve/handle/123456789/46068
• http://www.saber.ula.ve/handle/123456789/46069
• http://www.saber.ula.ve/handle/123456789/46070
• http://www.saber.ula.ve/handle/123456789/46071
• http://www.saber.ula.ve/handle/123456789/46072
• http://www.saber.ula.ve/handle/123456789/46073