@INPROCEEDINGS {1422,
author={A. Cartaxo and J. Morgado},
booktitle={Matemática em Telecomunicações - Que Problemas? - MTQP},
title={Efficient and accurate numerical solution of stochastic partial differential equations: formulating a problem},
year={2003},
month={September},
volume={1},
pages={205-217} 
}