1. On the regularity of domains satisfying a uniform hour-glass condition and a sharp version of the Hopf-Oleinik boundary point principle;Alvarado;Probab. Math. Anal.,2011
2. Initial and boundary value problems for fully nonlinear parabolic equations;Dong;J. Partial Differ. Equ. Ser. A,1988
3. W2,n a priori estimates for solutions to fully nonlinear equations;Escauriaza;Indiana Univ. Math. J.,1993
4. Elliptic Partial Differential Equations of Second Order;Gilbarg,2001
5. Optimal boundary regularity for nonlinear singular elliptic equations;Jian;Adv. Math.,2014