The following templates had been created and have to be inserted :
Italian site:
http://it.wikitolearn.org/Template:Argomento
English site:
Each course has to be removed from the department homepage and inserted as a link in the proper Disambiguation page. Each disambiguation page has to be named according to the convention "Topic (Disambiguation)"
I also suggest to insert in each disambiguation page the category Disambigua (ita) or Disambiguation (eng)