N. Alibaud, Existence, Uniquenss and Regularity for nonlinear degenerate parabolic equations with nonlocal terms, 2006.

M. Arisawa, A new definition of viscosity solutions for a class of second-order degenerate elliptic integro-differential equations, Annales de l'Institut Henri Poincare (C) Non Linear Analysis, vol.23, issue.5, pp.695-711, 2006.
DOI : 10.1016/j.anihpc.2005.09.002

G. Barles, E. Chasseigne, and &. C. Imbert, On the Dirichlet problem for second-order elliptic integro-differential equations, Indiana University Mathematics Journal, vol.57, issue.1
DOI : 10.1512/iumj.2008.57.3315
URL : https://hal.archives-ouvertes.fr/hal-00150151

J. Bertoin, Lévy processes, volume 121 of Cambridge Tracts in Mathematics, 1996.

E. Chasseigne, M. Chaves, and &. J. Rossi, Asymptotic behavior for nonlocal diffusion equations, Journal de Math??matiques Pures et Appliqu??es, vol.86, issue.3, pp.271-291, 2006.
DOI : 10.1016/j.matpur.2006.04.005
URL : http://doi.org/10.1016/j.matpur.2006.04.005

R. Cont and E. Voltchkova, Integro-differential equations for option prices in exponential L??vy models, Finance and Stochastics, vol.9, issue.3, pp.299-325, 2005.
DOI : 10.1007/s00780-005-0153-z
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.218.2314

L. Silvestre, Holder estimates for solutions of integro differential equations like the fractional laplace, Indiana University Mathematics Journal, vol.55, issue.3, pp.1155-1174, 2006.
DOI : 10.1512/iumj.2006.55.2706

A. Wojbor and . Woyczy´nskiwoyczy´nski, Lévy processes in the physical sciences, Lévy processes, pp.241-266, 2001.