TY  - BOOK
AU  - Virtanen, K I
AU  - Lehto, O
AU  - Lucas, K W
TI  - Quasiconformal Mappings in the Plane
SN  - 3540060936
U1  - 516.5 
PY  - 1973///
CY  - New York
PB  - Springer-Verlag
KW  - Mathematics
N1  - With 15 Figures
ER  -