Submanifolds that are level sets of solutions to a second-order elliptic PDE

Article: 
Submanifolds that are level sets of solutions to a second-order elliptic PDE
Authors: 
Alberto Enciso, Daniel Peralta-Salas
Journal: 
ArXiv preprint
Year: 
2012
URL: 
http://arxiv.org/abs/1007.5181