M. Shinohara, Y. Nosaka, R. Koyama, R. Nakagawa, T. Sarugaku, and M. Yamada "Comparison of Gaze Points Among Viewing Conditions (Resolution, Display Size, Viewer Position) During Video Viewing", Advances in Science, Technology and Engineering Systems Journal, vol. 5, no. 6, pp. 391–397, 2020, doi: 10.25046/aj050646.