Marcelino, Celvin, and Harries Arizonia Ismail. “Pengaruh Fasilitas, Kualitas Layanan, Harga, Dan Pengalaman Digital Melalui KAI Access Terhadap Kepuasan Penumpang KA Airlangga”. RIGGS: Journal of Artificial Intelligence and Digital Business, vol. 5, no. 2, June 2026, pp. 8655-67, doi:10.31004/riggs.v5i2.9723.