|   | Minimal or Massive?  The Political Agenda–  Setting Power of the  Mass Media According  to Different Methods | Peter Van Aelst 
 Stefaan Walgrave |  | 2011 | 
		|   | The Contingency of the Mass Media’s Political Agenda Setting Power: Toward a Preliminary Theory | Stefaan Walgrave 
  
 Peter Van Aelst |  | 2006 | 
		|   | Mediatization and the media’s political agenda-setting influence | Peter Van Aelst 
 Gunnar Thesen 
 Stefaan Walgrave 
 Rens Vliegenthart |  |  | 
		|   | The Contingency of the Mass Media’s Political Agenda Setting Power: Toward a Preliminary Theor | Stefaan Walgrave 
  
 Peter Van Aelst |  | 2000 |