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This is to certify that your paper entitled «Tuning and comparing different power system stabilizers using different performance indices applying GWO algorithm» was indexed with 16 pages, in the CIVILICA citation database, code COI:CCESI01_179, after evaluation and approval of the referees of the "اولین مسابقه کنفرانس بین المللی جامع علوم مهندسی در ایران held in Bandar-e Anzali 2016.

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.