The European Gas Market as a Bargaining Game
Michael Hoel, Bjart Holtsmark and Jon Vislie
Recent Modelling Approaches in Applied Energy Economics
International Studies in Economic Modelling, 1991, Part One, 49-65, DOI: 10.1007/978-94-011-3088-2_3

http://www.springerlink.com/content/g66j52r466162781/