Lavenia N, Permana I. The Implementation of the Core Values of “AKHLAK” and their Impact on Service Quality at PT. Taspen Cirebon. ATHENA [Internet]. 2026 Apr. 30 [cited 2026 May 4];4(3):784-9. Available from: https://journal.mediadigitalpublikasi.com/index.php/athena/article/view/621