Imjar, I. F. J. Z., Nicholas Kurniawan Hia, Krisman Jaya Zendrato, and Jurisman Waruwu. “Design and Implementation of an Intelligent Agent–Based Village Certificate Service System With Digital Signature Support”. Journal of Artificial Intelligence and Engineering Applications (JAIEA), vol. 6, no. 1, Oct. 2026, pp. 305-11, doi:10.59934/jaiea.v6i1.2614.