Yulinar, Ericha Fatma, and Fitri Ahmad Kurniawan. “Tantangan Dan Peluang Implementasi Coretax DJP: Studi Kasus Pada PT Berkah Taxindo Sejahtera: Challenges And Opportunities In The Implementation Of The DJP’S Coretax System: A Case Study Of PT Berkah Taxindo Sejahtera”. Citizen : Jurnal Ilmiah Multidisiplin Indonesia 6, no. 3 (October 3, 2025): 752–761. Accessed October 10, 2026. https://journal.das-institute.com/index.php/citizen-journal/article/view/1467.