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This is to certify that your paper entitled «Effect of experimental parameters on the methanol to olefinconversion over SAPO-34 and SAPO-5 Nanocatalysts» was indexed with 5 pages, in the CIVILICA citation database, code COI:NANOCONF01_037, after evaluation and approval of the referees of the "The First National Conference on Nano Technolog in Oil,Gas and Petrochemical Industries held in Bushehr 2014.

While offering our congratulations on the indexation of your paper, please be informed that this certificate is prepared based on the information submitted by the secretariat of the above conference and the information contained in the CIVILICA database, and the accuracy of its content can be inquired at any time through link provided at the bottom of the page or scanning the code image.