@inproceedings{inproceedingsb5269112,
title   = {Elementos finitos híbridos-trefftz para análise elastoplástica de sólidos tridimensionais},
author = {Bussamra, F. L. and Pimenta, Paulo de Mattos and Freitas, J. A. T.},
year = {1999},
publisher = {Epusp/PEF},
booktitle   = {Iberian Latin-American Congress on Computational Methods in Engineering}
}