SciELO
The Scientific Digital Library Online - SciELO is an electronic library protecting a particular assortment of Brazilian scientific journals. 317 At present, the Brazilian authorities, not like the past, seeks to encourage this mode of transport; an instance of this incentive is the venture of the Rio-São Paulo excessive-speed rail , Umanizzare that will connect the two primary cities of the nation to carry passengers.

The states and the federal district could also be grouped into regions: Northern , Northeast , Central-West , Southeast and Southern The Brazilian regions are merely geographical, not political or administrative divisions, and they do not have any particular type of authorities.

SciELO interface offers entry to its serials collection via an alphabetic listing of titles or a subject record or a search type by word of serial titles, writer names, metropolis of publication and topic. 17 The Union, the states, the Federal District, and the municipalities, are the "spheres of government".