1. Heat kernel estimates for the Dirichlet fractional Laplacian;Chen;J. Eur. Math. Soc. (JEMS),2010
2. Finite difference approximations for fractional advection-dispersion flow equations;Meerschaert;J. Comput. Appl. Math.,2004
3. Variational formulation for the stationary fractional advection dispersion equation;Ervin;Numer. Meth. Part. D. E.,2006
4. S. Dipierro, X. Ros-Oton, E. Valdinoci, Nonlocal problems with Neumann boundary conditions, 2014, arXiv eprints, arXiv:1407.3313
5. A finite difference method for fractional diffusion equations with Neumann boundary conditions;Szekeres;Open Math.,2015