1. ‘La production Jointe: le point de vue de la Théorie de l' Equilibre Général’;d'Autume;Revue Economique,1988
2. ‘Is von Neumann square’;Bidard;Zeitschrift für Nationalökonomie,1986a
3. ‘The maximum rate of profits in joint production’;Bidard;Metroeconomica,1986b
4. ‘All-engaging systems’;Bidard;Economic Systems Research,1996
5. ‘Pure joint production’;Bidard;Cambridge Journal of Economics,1997