The PhD Thesis (Université de Montpellier II - Science et Techniques du Languedoc, Montpellier, France; supervisors: Prof. F. Cailliez, Prof. B. Charles, Prof. Y. Escoufier) is now freely available in PDF-format, which can, for instance be read with Adobe Acrobat Reader or GhostScript The thesis is only available as a single PDF file of the entire book . A number of real copies of the book may still be available from the author Alain Franc.
P.M. Kroonenberg
Institute of Education and Child Studies, Leiden University
Wassenaarseweg 52, 2333 AK Leiden, The Netherlands
E-mail: kroonenb at fsw.leidenuniv.nl