Kim, K.-J., Shin, W.-S., Min, D.-K., Kim, H.-J., Yoo, J.-S., Lim, H.-M., Lee, S. H., & Jeong, Y.-K. (2009). Service Quality Model for IPTV Service: Identification of Key Features and Their Relationships. International Journal of Industrial Engineering: Theory, Applications, and Practice, 16(4). https://doi.org/10.23055/ijietap.2009.16.4.81