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SR_ISO_27001_2013_Information_Security_Management_System_Certificate-_TURKAK_-_EN.pdf
SR_ISO_14001_2015_Environmental_Management_System_Certificate_-_UKAS_-_TR_EN-3-4.pdf
SR_ISO_9001_2015_Quality_Management_System_TURKAK_-_TR_EN_1_-3-4.pdf