Sriyono S, Simanjuntak OS, Agusdin RP, Tahalea SP. A Measuring Satisfaction of Member UPN Veteran Yogyakarta Cooperative Whatsapp Group: Webqual 4.0 Model Adoption. cset [Internet]. 2022 Nov. 15 [cited 2026 Apr. 8];1(1):603-9. Available from: https://proceeding.researchsynergypress.com/index.php/cset/article/view/436