主题：【已应助】英文文献两篇，多谢各位！

【序号】：1
【作者】：N. Venkatathri, R. Srivastava
【题名】：Synthesis, characterization and catalytic properties of sapo-11, −31 and −41 molecular sieves
【期刊】：Studies in Surface Science and Catalysis
【年、卷、期、起止页码】：Volume 154, Part 1, 2004, Pages 978-984
【全文链接】：http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B8GYB-4PHS9T2-4X&_user=10&_coverDate=12%2F31%2F2004&_alid=1191053913&_rdoc=1&_fmt=high&_orig=search&_cdi=42462&_sort=r&_docanchor=&view=c&_ct=2339&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=6d4b8848752f99556ba0dc03b829741e
【序号】：2
【作者】：Heide-Lore Zubowa, Günter Lischke, Barbara Parlitz, Ellen Schreier, Reinhard Eckelt, Günter Schulz, Rolf Fricke
【题名】：Improvement of catalytic properties of SAPO-31 molecular sieves by using an activated form of Si02
【期刊】：Applied Catalysis A: General,
【年、卷、期、起止页码】：Volume 110, Issue 1, 17 March 1994, Pages 27-38
【全文链接】：http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6TF5-440VY2J-7K&_user=10&_coverDate=03%2F17%2F1994&_alid=1191053913&_rdoc=7&_fmt=high&_orig=search&_cdi=5217&_sort=r&_docanchor=&view=c&_ct=2339&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=e6758b54ecdaf4d2bd6f774156b96037