Reference

Jacques Crémer, and Martin L. Weitzman, OPEC and the Monopoly Price of Oil, European Economic Review, Elsevier, vol. 8, n. 2, August 1976, pp. 155–164.

Reprinted as

Jacques Crémer, and Martin L. Weitzman, OPEC and the Monopoly Price of Oil, European Economic Review Half Century Journal Issue, Amsterdam : Elsevier, 2007, pp. 94–103, 2nd edition.