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This is to certify that your paper entitled «Effects of inflation pressure and load on tire deformation and tire/terraincontact area in off-road vehicle» was indexed with 4 pages, in the CIVILICA citation database, code COI:CMSII02_113, after evaluation and approval of the referees of the "2nd National Conference of Ahvaz Mechanical Engineering Mechanical Systems & Industrial Innovations held in Ahvaz 2013.

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.