【已应助】求助电子类英文文献一篇，谢谢啦

补个链接，置顶看看有没有人能搞吧
http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B7GXF-4K9JH6P-6&_user=1002903&_coverDate=02%2F28%2F1981&_rdoc=1&_fmt=high&_orig=gateway&_origin=gateway&_sort=d&_docanchor=&view=c&_searchStrId=1697138909&_rerunOrigin=scholar.google&_acct=C000050165&_version=1&_urlVersion=0&_userid=1002903&md5=02caf634e8d7f7b3d4c6a1e39f236343&searchtype=a

okokok