By Fagin R.   in Journal of Computer and System Sciences

ISSN:0022-0000|54|1|1-0

Academic Press‎(1997)‎

Access to resources Favorite 14.414988

By Arora S.   Fagin R.   in Theoretical Computer Science

ISSN:0304-3975|174|1|97-121

Elsevier‎(1997)‎

Access to resources Favorite 11.203848