@article{article53b62ab3,
title   = {Direct computation of operational matrices for polynomial bases},
author = {Guimarães, José Osvaldo de Souza and Piqueira, José Roberto Castilho and Netto, Marcio Lobo},
year = {2010},
doi = {10.1155/2010/139198},
journal   = {Mathematical Problems in Engineering}
}