Submitted on: 09 February 2007.
Revised on: 08 March 2007.
Accepted on: 18 April 2007.
___________________GEOgraphia-UFF---UNIV FEDERAL FLUMINENSE
Submitted on: 01 July 2023.
Revised on: 21 October 2023.
Accepted on: 26 November 2023.
___________________GEOgraphia-UFF---UNIV FEDERAL FLUMINENSE
Submitted on: 03 February 2012.
Revised on: 24 March 2012.
Accepted on: 08 April 2012.
___________________GEOgraphia-UFF---UNIV FEDERAL FLUMINENSE
Submitted on: 09 March 2005.
Revised on: 28 May 2005.
Accepted on: 14 July 2005.
___________________GEOgraphia-UFF---UNIV FEDERAL FLUMINENSE
Submitted on: 16 August 2002.
Revised on: 05 October 2002.
Accepted on: 20 November 2002.
___________________GEOgraphia-UFF---UNIV FEDERAL FLUMINENSE
http://reply.papertrans.cn/2/106/10583/10583-36.png