//-->
Le marché du charbon, en enjeu entre l'Europe et les États-Unis de 1945 à 1958
Perron, Régine, (1996)
Competition in the Midwestern coal industry
Moyer, Reed, (1964)
Prospects of US coal
Gordon, Richard L., (1981)
Designing Demand Response Programs in New England to Achieve Air Quality Benefits
Keith, Geoffrey, (2004)
Creativity techniques : toward improvement of the decision process
Summers, Irvin, (1976)
Modeling the supply chain
Shapiro, Jeremy F., (2001)