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Carr, P. and Geman, Hélyette and Madan, D.B. and Yor, M. (2010) Options on realized variance and convex orders. Quantitative Finance 11 (11), pp. 1685-1694. ISSN 1469-7688.

Geman, Hélyette (2008) Stochastic slock and financial markets. In: Yor, M. (ed.) Aspects of Mathematical Finance. Berlin, Germany: Springer, pp. 37-52. ISBN 9783540752585.

Carr, P. and Geman, Hélyette and Madan, D.B. and Yor, M. (2007) Self-decomposition and option pricing. Mathematical Finance 17 (1), pp. 31-57. ISSN 0960-1627.

Geman, Hélyette and Carr, P. and Madan, D.P. and Yor, M. (2004) From local volatility to local lévy models. Quantitative Finance 4 (5), pp. 581-588. ISSN 1469-7688.

Geman, Hélyette and Carr, P. and Madan, D.B. and Yor, M. (2003) Stochastic volatility for lévy processes. Mathematical Finance 13 (3), pp. 345-382. ISSN 0960-1627.

Carr, P. and Geman, Hélyette and Madan, D.B. and Yor, M. (2002) The fine structure of asset returns: an empirical investigation. Journal of Business 75 (2), pp. 305-332. ISSN 0021-9398.

Geman, Hélyette and Madan, D.B. and Yor, M. (2000) Asset prices are Brownian Motion: only in business time. In: Avellaneda, M. (ed.) Quantitative Analysis in Financial Markets. World Scientific Publishing Company. ISBN 9789810242268.

Geman, Hélyette and Yor, M. (1997) Stochastic time changes in catastrophe option pricing. Insurance: Mathematics and Economics 21 (3), pp. 185-193. ISSN 0167-6687.

Geman, Hélyette and Yor, M. (1996) Pricing and hedging double-barrier options: a probabilistic approach. Mathematical Finance 6 (4), pp. 365-378. ISSN 0960-1627.

Geman, Hélyette and Yor, M. (1993) Bessel processes, Asian options and perpetuities. Mathematical Finance 3 (4), pp. 349-375. ISSN 0960-1627.