1. Alderson, J. Charles, N. Figueras, H. Kuijper, G. Nold, S. Takala, and C. Tardieu. 2004. The development of specifications for item development and classification within the common European framework of reference for languages: learning, teaching, assessment: final report of the Dutch CEF construct project. Paper presented at workshop on research into and with the CEFR, University of Amsterdam.