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Blogósfera periodística en Ecuador La opinión deliberada ¿Quiénes son y qué escriben?
The use of blogs by Ecuadorian journalist is a process relatively new, it’s used like an alternative of free communication; way of escape form internal and external pressures that exist in the media sector of the country ...
Polyethylene terephthalate as a partial replacement for the fine aggregate in concrete mixesPolietileno tereftalato como substituto parcial do agregado fino em mesclas de concretoPolietileno tereftalato como reemplazo parcial del agregado fino en mezclas de concreto
This research paper, financed by the Eafit University, presents the experimental results in which resistance to compression and manageability of a concrete mix made with a partial replacement for the fine aggregate with ...