@article{P108.331, author={Crevecoeur, Guillaume and Sergeant, Peter and Dupr��, Luc and Van de Walle, Rik}, title={Optimization of an octangular double-layered shield using multiple forward models}, journal={IEEE TRANSACTIONS ON MAGNETICS}, year={2008}, volume={45}, number={3}, pages={1586-1589}, publisher={IEEE}, address={Piscataway, NJ, USA}, }