The previous page is sending you to https://www.sciencedirect.com/science/article/pii/S1283079811706696/pdf?md5=8b267e2cdf6282057e35cc9a31679c77&pid=1-s2.0-S1283079811706696-main.pdf.

 If you do not want to visit that page, you can return to the previous page.