| Taalverskeidenheid:'n Blik op die spektrum van taalvariasie in Afrikaans GN Claassen, MCJ Van Rensburg Academica, 1983 | 52 | 1983 |
| Science and the media in South Africa: Reflecting a ‘dirty mirror’ G Claassen Communicatio 37 (3), 351-366, 2011 | 39 | 2011 |
| Exploring a model for training journalism students G Claassen Ecquid Novi 22 (1), 3-24, 2001 | 17 | 2001 |
| Journalism and cultural literacy: An exploration towards a model for training journalism students G Claassen Taylor & Francis Group 21 (1), 12-20, 1995 | 15 | 1995 |
| Geloof, bygeloof en ander wensdenkery: Perspektiewe op ontdekkings en irrasionaliteite GN Claassen Protea, 2007 | 14 | 2007 |
| God? Gesprekke oor die oorsprong en uiteinde van alles G Claassen Tafelberg, 2012 | 9 | 2012 |
| en MCJ Van Rensburg (reds.). 1983 GN Claassen Taalverskeidenheid:’n blik op die spektrum van taalvariasie in Afrikaans, 0 | 9 | |
| Why ethics matter GN Claassen | 5 | 2007 |
| Comments on the Sanef media audit: a new news culture is facing the media and journalism educators: the time to act is now! M Deuze, JO Boyd-Barrett, G Claassen, P Diederichs, ST Eastman, ... Ecquid Novi: African Journalism Studies 23 (1), 87-151, 2002 | 5 | 2002 |
| The viral spreading of pseudoscientific and quackery health messages on twitter-finding a communication vaccine G Claassen Current Allergy & Clinical Immunology 34 (1), 18-22, 2021 | 4 | 2021 |
| The neo-fascist and pro-apartheid (right-alternative) Afrikaans press: a historical perspective G Claassen Ecquid Novi 20 (2), 41-62, 1999 | 4 | 1999 |
| News as vaudeville: the dramatic image, news diffusion and demise of cultural literacy through show business G Claassen South African Theatre Journal 10 (2), 101-116, 1996 | 4 | 1996 |
| Moral issues in the natural sciences and technologies H Boshoff, J Burger, G Claassen, L du Toit, C Jones, A Kleinsmidt, ... AOSIS, 2019 | 3 | 2019 |
| Why journalism is failing the scientific age G Claassen Rhodes Journalism Review 2010 (30), 42-43, 2010 | 3 | 2010 |
| The media and society: special ethical concerns on blasphemy, violence and nudity GN Claassen Ecquid Novi 15 (1), 86-104, 1994 | 3 | 1994 |
| Lewenskragtige Pretorius (resensie oor Smartlap) G Claassen Beeld, 1982 | 3 | 1982 |
| Media as mediators in a science-based issue: politics, foreign influence and implications on adoption of genetically modified organisms in food production in Uganda IN Lukanda, S Namusoga-Kaale, G Claassen Journal of Science Communication 22 (1), A03, 2023 | 2 | 2023 |
| As die klippe van wetenskap begin uitroep GN Claassen Tafelberg, 2012 | 2 | 2012 |
| 7 The quackery virus: An overview of pseudoscientific health messages on Twitter G Claassen SCIENCE COMMUNICATION IN SOUTH AFRICA, 150, 2019 | 1 | 2019 |
| Ombudding: How to regret the error G Claassen Rhodes Journalism Review 2007 (27), 68-69, 2007 | 1 | 2007 |
