Noor, Zulfahmi, Lintang Puja Prameswarie, Siti Irma Fadilla, Sheila Carol Dorothy Kemur, Arif Mustakim, Nur Ainun Musvirah, Nurmasitya Kemalaintan, and Fauziah Fauziah. 2026. “Implementation and Training of a VBA for Service Information System Using Waterfall Model: A Case Study of Laundry Hasanah”. SWARNA: Jurnal Pengabdian Kepada Masyarakat 5 (5):1464-81. https://doi.org/10.55681/swarna.v5i5.2335.