@article{articleca3d97f9,
title   = {Comparison between DC(+) and Square Wave AC SAW Current Outputs to Weld AISI 304 for Low-Temperature Applications},
author = {Toma, R. E. and Brandi, Sérgio Duarte and Souza, A. C and Morais, Z.},
year = {2011},
journal   = {Welding Journal}
}