Azis, A.C.K. et al. 2025. Developing The Gorga Batak Toba Mobile Book: A Digital Innovation for Fine Arts Practice and Education in Indonesian Higher Education. Jurnal Kependidikan : Jurnal Hasil Penelitian dan Kajian Kepustakaan di Bidang Pendidikan, Pengajaran, dan Pembelajaran. 11, 4 (Dec. 2025), 1503–1514. DOI:https://doi.org/10.33394/jk.v11i4.17563.