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This is to certify that your paper entitled «A REVIEW STRATEGY ON REDUCE CO2 EMISSION FROM CEMENT INDUSTRY» was indexed with 4 pages, in the CIVILICA citation database, code COI:CIEE03_044, after evaluation and approval of the referees of the "3nd International Conference on Cement Industry, Energy and Environment held in Tehran 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.