INFORMATION TECHNOLOGY AUDIT USING COBIT 5 ON DELIVER DOMAIN, SERVICE AND SUPPORT (DSS) IN PT. XYZ, A MINING COMPANY Joe Yuan Mambu, Valentshea Doringin, Sintya Hamise, Erienika M Lompoliu SemanTIK : Teknik Informasi Vol. 6 No. 2 2020 DOI 10.55679/semantik.v6i2.14830