求助Sciendirect文献一篇

【题 名】：Standardization and variety
【作 者】：Joseph Farrell
Garth Saloner
【期刊、会议、单位名称】：Economics Letter
【年, 卷(期), 起止页码】：Volume 20, Issue 1, 1986, Pages 71-74
【全文链接】：http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6V84-4590W1N-PB&_user=10&_coverDate=12%2F31%2F1986&_rdoc=18&_fmt=high&_orig=browse&_origin=browse&_zone=rslt_list_item&_srch=doc-info(%23toc%235860%231986%23999799998%23288536%23FLP%23display%23Volume)&_cdi=5860&_sort=d&_docanchor=&view=c&_ct=23&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=68ce49ac6d924f69d3e6825e73c31077&searchtype=a

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