@inproceedings{inproceedings9011ab65,
title   = {Load tests on belled piles with polystyrene foam the shaft and the base},
author = {Cintra, José Carlos Angelo and Santos, Túlia Ribeiro da Silva and Menegotto, Mauro Leandro and Aoki, Nelson},
year = {2002},
publisher = {Presses de l'école natiole des ponts et chaussées},
booktitle   = {International Conference on Piling and Deep Foundations}
}