@misc{misccfa8ccb6,
title   = {Laparoscopically assisted percutaneus nephrolithotripsy in special cases},
author = {Travassos, José and Xavier, Augusto O. and Travassos, Marcelo and Balasso, Giovani and Zani, Emerson and Martins, Antonio Carlos Pereira},
year = {2005},
booktitle   = {World Congress on Endourology and SWL}
}