TY  - BOOK
AU  - Greenberg Leon Ed.
ED  - Conference on discontinuous grops and riemann surfaces (1973 : University of Maryland)
TI  - Proceeding on discontinuous groups and riemann surfaces
T2  - Annals of Mathematics Studies; 79
U1  - B27p1,N73, L41 
PY  - 1974///
CY  - Princeton
PB  - Princeton University Press       
ER  -