Redirect Notice
The previous page is sending you to
https://www.sciencedirect.com/science/article/pii/S1340354004705239/pdf?md5=e1de28f37f558d4fb3537b32de34e58c&pid=1-s2.0-S1340354004705239-main.pdf
.
If you do not want to visit that page, you can
return to the previous page
.