Daffa Avila Putra Chalimi, Harliantara Harliantara. Sinergi Strategi Komunikasi Public Relations PT Kereta Api Indonesia Daerah Operasi 8 Surabaya dalam Optimalisasi Layanan Digital Access by KAI. Kajian [Internet]. 2026 Apr. 30 [cited 2026 May 7];3(1):86-97. Available from: https://ejournal.appisi.or.id/index.php/Kajian/article/view/988