Aleksandrowicz T.R., Liedel K. (2014). Społeczeństwo informacyjne – sieć – cyberprzestrzeń. Nowe zagrożenia. In: K. Liedel, P. Piasecka, T.R. Aleksandrowicz (eds.). Sieciocentryczne bezpieczeństwo. Wojna, pokój i terroryzm w epoce informacji (p. 9–38). Warszawa. Barzilai-Nahon K. (2008). Toward a theory of Networking Gatekeeping: A Framework for Exploring Information Control. Journal of the American Society for Information Science and Technology, vol. 59, iss. 9, p. 1493–1512. Bruns A. (2003). Gatewatching, Not Gatekeeping: Collaborative Online News. Media International Australia Incorporating Culture and Policy, no. 107, p. 31–44. Carvalho L. de (2017). The Case Against Fake News Gatekeeping by Social Networks [https://ssrn.com/abstract=3060686; 2.11.2020]. DeIuliis D. (2015). Gatekeeping Theory from Social Fields to Social Networks. Communication Research Trends, vol. 34, no. 1, p. 4–20. Ernste T. (2014). The Networked Gatekeeping Process for News in the 21st Century. International Conference on Collaboration Technologies and Systems (CTS), Minneapolis, p. 11–18. Ferreira G.B. (2018). Gatekeeping Changes in the New Media Age: The Internet, Values and Practices of Journalism. Journalism Studies, vol. 14, no. 2, p. 486–505. Frizzera L. (2018). I/O: Reinforcing Newsmaking Practices Through Algorithmic Media. Stream: Interdisciplinary Journal of Communication, vol. 10, no. 1, p. 39–51. Garimella K., De Francisci Morales G., Gionis A., Mathioudakis M. (2018). Political Discourse on Social Media: Echo Chambers, Gatekeepers, and the Price of Bipartisanship. In: Proceedings of the 2018 World Wide Web Conference, p. 913–922 [https://doi.org/10.1145/3178876.3186139; 2.11.2020]. Goel S., Watts D.J., Goldstein D.G. (2012). The Structure of Online Diffusion Networks. EC 12: Proceedings of the 13th ACM Conference on Electronic Commerce, p. 623–638. Knoll J., Matthes J., Heiss R. (2020). The Social Media Political Participation Model: A Goal Systems Theory Perspective. Convergence. The International Journal of Research into New Media Technologies, no. 26, p. 135–156. Kuhles-Heiney E.M. (2016). What Do Editors and the Public Want from Online Community Newspapers? Gatekeeping in Social Media [https://shsu-ir.tdl.org/bitstream/handle/20.500. 11875/53/KUHLES-HEINEY-THESIS-2016-archived-on-2016–1104_2.pdf?sequence=4&is Allowed=y; 2.11.2020]. Kwon K.H., Oh O., Agrawal M., Rao H.R. (2012). Audience Gatekeeping in the Twitter Service: An Investigation of Tweets about the 2009 Gaza Conflict. AIS Transactions on Human-Computer Interaction, vol. 4, no. 4, p. 212–229. Lewin K. (1947). Frontiers in Group Dynamics. Human Relations, vol. 1, no. 2, p. 5–40. Mehrotra K. (2017). The Crossroads and Convergences of Media and Technology Companies: Facebook as the Latest Media Gatekeeper. The SOAS Journal of Postgraduate Research, vol. 10, p. 9–24. Nowina-Konopka M. (2017). Informorfoza. Zarządzanie informacją w nowych mediach. Kraków. Rusdi F., Rusdi Z. (2020). The Role of Online Media Gatekeeper in the Era of Digital Media. Advances in Social Science. Education and Humanities Research, vol. 439, p. 542–544. Shaw A. (2012). Centralized and Decentralized Gatekeeping in an Open Online Collective. Politics & Society, vol. 40(3), p. 349–388. Szpunar M. (2013). Wokół koncepcji gatekeepingu. Od gatekeepingu tradycyjnego do technologicznego. In: I.S. Fiut (ed.). Człowiek w komunikacji i kulturze (p. 52–61). Kraków. Szpunar M. (2018). Kultura algorytmów. Zarządzanie w Kulturze, nr 1, p. 1–9. Wallace J. (2018). Modelling Contemporary Gatekeeping. The Rise of Individuals, Algorithms and Platforms in Digital News Dissemination. Digital Journalism, vol. 6, no. 3, p. 274–293. Welbers K. (2018). Social Media Gatekeeping: An Analysis of the Gatekeeping Influence of Newspapers’ Public Facebook Pages. New media & Society, vol. 20, no. 12, p. 4728–4747. Xu W.W., Feng M. (2014). Talking to the Broadcasters on Twitter: Networked Gatekeeping in Twitter. Conversations with Journalists. Journal of Broadcasting & Electronic Media, vol. 58, no. 3, p. 420–437.