Treatment of financing mix in analyzing investment opportunities, Financial Management, vol.8, pp.24-41, 1982. ,
Risk-adjusted discount rates -extensions from the average-risk case, Journal of financial research, vol.8, pp.237-244, 1985. ,
Two DCF approaches for valuing companies under alternative financing strategies (and how to choose between them), Journal of Applied Corporate Finance, vol.10, pp.114-122, 1997. ,
Les majors pétroliers vers le multi énergies : mythe ou réalité ?, 2003. ,
, * Quelles énergies pour les transports au XXI e siècle, 2004.