Adoption Intentions Of Unified Payment Interface (UPI): An Empirical Study Using Extended UTAUT2 With Trust, Interoperability, And Observability. Int. J. Environ. Sci. [Internet]. 2025 Jun. 15 [cited 2025 Oct. 24];11(10s):304-12. Available from: https://theaspd.com/index.php/ijes/article/view/1553