T. Iqbal and S. Syarifuddin, “Pengembangan Repository berbasis Archives Initiative Protocol for Metadata Harvesting (OAI-PMH) pada Standar Metadata Encoding and Transmission Standard (METS) dan MPEG-21 Digital Item Declaration Language (DIDL)”, J. Teknol. Inf. Komun, vol. 5, no. 1, pp. 7–13, Mar. 2021, doi: 10.35870/jtik.v5i1.161.