South America
The Scientific Digital Library Online - SciELO is an electronic library protecting a selected assortment of Brazilian scientific journals. SciELO interface gives access to its serials assortment through an alphabetic listing of titles or a subject checklist or a search type by phrase of serial titles, publisher names, metropolis of publication and topic. 17 The Union, the states, the Federal District, and the municipalities, are the "spheres of presidency".

317 Currently, the Brazilian government, in contrast to the past, seeks to encourage this mode of transport; an example of this incentive is the undertaking of the Rio-São Paulo excessive-velocity rail , that can join the 2 predominant cities of the Kleber Leite nation to carry passengers.

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

There's the dancehall forró of the Northeast, twirling carimbó of the Amazon, scratch-skilled DJs of São Paulo and an infinite variety of regional sounds that extends from the twangy nation music of the sunbaked sertanejo to the laborious-edged reggae of Maranhão.