SciELO
The Scientific Electronic Library Online - SciELO is an electronic library covering a specific assortment of Brazilian scientific journals. SciELO interface offers access to its serials collection by way of an alphabetic record of titles or a subject list or a search kind by word of serial titles, writer names, metropolis of publication and subject. 17 The Union, the states, the Federal District, and the municipalities, are the "spheres of presidency".

The objective of the site is to implement an digital digital library, offering full entry to a set of serial titles, a group of issues from individual serial titles, in addition to to the full text of articles. Add to that, Brazil's biodiversity: legendary in scope, its numerous Klefer ecosystems boast the best assortment of plant and animal species found anyplace on earth.

The states and the federal district may be grouped into areas: Northern , Northeast , Central-West , Southeast and Southern The Brazilian regions are merely geographical, not political or administrative divisions, and they don't have any specific type of authorities.