1. 1. Bao, S., Koyama, S., and Yamanaka, T.; Visualizing situations: Comparing comprehension and emotion between simple and detailed dining situation sketches, In: Lokman, A., Yamanaka, T., Lévy, P., Chen, K., Koyama, S. (eds.), Proceedings of the 7th International Conference on Kansei Engineering and Emotion Research 2018, Advances in Intelligent Systems and Computing, 739, Springer, Singapore, 2018.
2. 2. Graphic-Sha; Pixel vistas: A collection of contemporary pixel art, Graphic-Sha, 2019. (in Japanese)
3. 3. El-Din, G., and Kheshen, E.; Pixel art as a visual stimulus in graphic arts, Journal of Art & Architecture Research Studies, 2(3), pp.142-156, 2021.
4. 4. Gintere, I.; A new digital art game: The art of the future, International Scientific Conference “Society, Integration, Education” Proceedings At: Rēzekne Academy of Technologies, 2019.
5. 5. Taito Corporation; Space Invaders, Taito Corporation; 1978. Available at https://spaceinvaders.jp/history.html (accessed 2023.03.21).