The international Encyclopedia of Journalism Studies published my article about Wikis (especially Wikipedia) and Wikinews:

Roessing, Thomas (2019): Wikis and Wikinews. In: Tim P. Vos, Folker Hanusch, Dimitra Dimitrakopoulou, Margaretha Geertsema-Sligh, and Annika Sehl (Eds.): The International Encyclopedia of Journalism Studies.  John Wiley & Sons, Inc. Hoboken. DOI: 10.1002/9781118841570.iejs0183.

Wanna buy? https://onlinelibrary.wiley.com/doi/abs/10.1002/9781118841570.iejs0183