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This is to certify that your paper entitled «Improve the Catalytic Activity of Pt in GDEs and Comparison of the Acidic and Alkaline Electrolytes» was indexed with 11 pages, in the CIVILICA citation database, code COI:H2FC01_005, after evaluation and approval of the referees of the "The First National Conference on Hydrogen & Fuel Cell held in Tehran 2009.

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.