Yumni, Raihanah, and Zulkarnain Siregar. 2026. “Pengaruh Kinerja Instruktur Dan Service Quality Terhadap Kepuasan Peserta Pelatihan BBPVP Medan”. RIGGS: Journal of Artificial Intelligence and Digital Business 5 (1):3189-95. https://doi.org/10.31004/riggs.v5i1.6631.