Kusumo, Sri Wahyu Budoyo, Arraywed Yudita Wibowo, Ardhitya Furqon Wicaksono, Judi Antono, and Levya Otivian Nuvida. 2026. “The Effectiveness of Customer Relationship Management (CRM) Systems in Improving Optical Customer Satisfaction: A Meta-Analysis and Bibliometric Study (Jakarta Region)”. Priviet Social Sciences Journal 6 (1):321-33. https://doi.org/10.55942/pssj.v6i1.540.