TY  - BOOK
AU  - Heinonen, Juha 
AU  - Martio, Olli 
AU  - Kilpelainen, Tero 
TI  - Nonlinear potential Theory of Degenerate Elliptic Equations
SN  - 9780486450506
U1  - 515.96 
PY  - 2006///
CY  - New York
PB  - Dover Publications,Inc.
ER  -