• INFORME EXPLICACTIVO. Convenio sobre Reconocimiento de Cualificaciones Relativas a la Educación Superior en la Región Europea.
  

• COUNCIL OF EUROPE – UNESCO. Convention of Lisbon on Recognition of qualifications concerning Higher Education in the European region (Lisbon, april 1997).

• SORBONNE JOINT DECLARATION. Joint declaration on harmonisation of the architecture of the European higher education system (Sorbonne, may 1998)

• OFFICIAL JOURNAL OF THE EUROPEAN COMMUNITIES. On the promotion of European pathways in work-linked training, including apprenticeship (december 1998) (Official Journal of the EC, 1999).

• SISTEMA EUROPEO DE TRANSFERENCIA DE CRÉDITOS. Guía del Usuario Comisión europea (1998).

• DECLARACIÓN DE BOLONIA. Conferencia de Ministros Europeos de Educación (junio 1999).

• TRENDS I. Trends in Learning Structures in Higher Education. By G. Haug and  J. Kirstein  (june 1999).

• BeFlex-Benchmapping Flexibility in the Bologna Reform. Socrates Programme.