3.2 Journals
Le Duc, M. From Suffix to  Paradigm. Elements of  Constructivist Systemics. Revue  Internationale de Systémique,  Vol. 9, No 1, 1995, pp. 1-25.
Le Duc, M., A Command Model  for Executive Informatics Based  on Living Systems Theory. Comput. Env. and Urban  Systems, Vol. 17, 1993, pp. 385- 392.
Le Duc, M., A Design  Methodology for GeoInformatic  Systems. Comput. Env. and  Urban Systems, Vol. 16, 1992,  pp. 403-413.