Nuñez, Tania Roxana, Theda Radtke, and Sabrina Cornelia Eimler. 2020. “A Third-Person Perspective on Phubbing: Observing Smartphone-Induced Social Exclusion Generates Negative Affect, Stress, and Derogatory Attitudes”. Cyberpsychology: Journal of Psychosocial Research on Cyberspace 14 (3):Article 3. https://doi.org/10.5817/CP2020-3-3.