Copyright Notice

The copy right holder grants permission to freely copy and distribute extracts from this document for education, research and the promotion of this work, provided that no changes or alterations are made to the extracts, and full attribution of authorship is made by means that include linking to our home page and that this copyright notice is not removed. Any other use or duplication, whether by electronic or conventional means, without written permission by the copyright holder is EXPRESSLY PROHIBITED. To obtain such permission please contact us at: mbh AT This address is deliberately written in a non standard fashion to thwart address gathering programs.

Back to Top Page