TY  - JOUR
AU  - WILLIAM HANF
TI  - On some fundamental problems concerning isomorphism of Boolean algebras
JO  - Mathematica Scandinavica
PY  - 1957
SP  - 205
EP  - 217
VL  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MS2_1957__5_165659/
ID  - MS2_1957__5_165659
ER  -