1. Relations between journalists and public relations practitioners: cooperation, conflict, and negotiation;Charron;Canadian Journal of Communication,1989
2. See, for example, H. Gans, Deciding What’s News, Pantheon, NY, 1979
3. News as purposive behaviour: on the strategic use of routine events;Molotch;American Sociological Review,1974
4. Risky business: covering slow-onset hazards as rapidly developing news;Wilkins;Political Communication and Persuasion,1990
5. L. Barton, Crisis in Organizations II. South-Western College Publishing, Cincinnati, OH, 2001.