Evaluasi Tata Kelola Teknologi Informasi PT Pertamina Hulu Energi Menggunakan Framework COBIT 4.1 Fokus Domain Plan and Organise (PO) dan Acquire and Implement (AI) Khusus pada Implementasi Enterprise Achitecture. JTIIK [Internet]. 2022 Oct. 31 [cited 2024 May 6];9(5):1019-28. Available from: https://jtiik.ub.ac.id/index.php/jtiik/article/view/3859