E-Service Quality as a Formative Higher-Order Construct: Mediating Role of Usefulness in Intention to Use E-Cards in Nepalese Digital Era. Contemp. Res. [Internet]. 2026 Jun. 29 [cited 2026 Jul. 6];9(1):49-67. Available from: https://www.nepjol.info/index.php/craiaj/article/view/96040