Al-Ghazal y la embajada hispano-musulmana a los vikingos en el siglo IX

Equipamiento militar romano está considerado como la obra de referencia principal para cualquier estudioso de la historia militar de Roma. La transformación de la urbe del Lacio en imperio se ha identificado a menudo con la eficacia y habilidad militar de su ejército, y también con su superioridad tecnológica respecto a la de sus oponentes. Pero, ¿en qué consistían esos "avances" realmente? ¿Cuáles fueron sus orígenes y su posterior desarrollo? Los autores han escrutado el enorme cúmulo de evidencias textuales, iconográficas y arqueológicas que encontramos a lo largo y ancho de...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...

Dans le domaine des politiques de l'eau, la péninsule Ibérique a hérité de son passé une culture de l'eau d'une extrême richesse, variable d'un espace à l'autre mais homogène à l'échelle régionale. Il s'y est substitué, vers la fin du XIXe siècle, une nouvelle culture qui a placé, entre les usagers et la ressource, des structures administratives d'État rendues nécessaires par le coût et l'ampleur des grands travaux hydrauliques à réaliser. Ces structures nouvelles, souvent efficaces mais bureaucratiques, furent aussi à l'origine d'une rupture complète avec les modes de...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute...