Paydar, Pourang, Hosein Gharehbeiglou, and Ali Shahinpour. “Validation of a Digital Marketing Model in the Iranian Restaurant and Fast-Food Industry (Case Study: Restaurants in Tehran)”. Digital Transformation and Administration Innovation (September 1, 2026): 1–15. Accessed June 2, 2026. https://www.journaldtai.com/index.php/jdtai/article/view/269.