1. Nonlinear Problems of Elasticity;Antman,1995
2. Elliptic Partial Differential Equations and Quasiconformal Mappings in the Plane;Astala,2009
3. Convexity conditions and existence theorems in nonlinear elasticity;Ball;Arch. Ration. Mech. Anal.,1976
4. Quadrilaterals and John disks;Broch;Comput. Methods Funct. Theory,2004
5. Extension of internally bilipschitz maps in John disks;Broch;Ann. Acad. Sci. Fenn., Math.,2006