Paulo Alfredo Mainieri Junior, Odenir de Oliveira, Aristeu da Silveira Neto, ACOUSTIC PROPAGATION EVALUATION USING TRADITIONAL FINITE DIFFERENCES AND DISPERSION RELATION PRESERVING (DRP), Blucher Mathematical Proceedings, Volume 1, 2015, Pages 121-130, ISSN soon, http://dx.doi.org/10.5151/mathpro-cnmai-0026 (www.proceedings.blucher.com.br/article-details/acoustic-propagation-evaluation-using-traditional-finite-differences-and-dispersion-relation-preserving-drp-11893) Palavras-chave:: ;