Premier rapport d'activités : Juillet 1993 - Decembre 1994 / Institut Belge des Service Postaux et des Télécommunications
Deuxiéme rapport d'activités : 1995 / Institut Belge des Service Postaux et des Télécommunications
Quatrième rapport d'activités : 1997 / Institut Belge des Service Postaux et des Télécommunications
5th Annual report : 1998 / Belgian Institute of Postal Services and Telecommunications
6th Annual report : 1999 / Belgian Institute of Postal Services and Telecommunications
7th Annual report 2000 of the / Belgian Institute of Postal Services and Telecommunications
8th Annual report 2001 [documento electrónico] / Belgian Institute of Postal Services and Telecommunications
9th Annual report 2002 / Belgian Institute of Postal Services and Telecommunications
10th Annual report 2003 [documento electrónico] / Belgian Institute of Postal Services and Telecommunications
11th Annual report 2004 / Belgian Institute of Postal Services and Telecommunications