Reductions to Sets of Low Information Content.

Vikraman Arvind Yenjo Han Lane A. Hemachandra Johannes Köbler Antoni Lozano Martin Mundhenk Mitsunori Ogiwara Uwe Schöning Riccardo Silvestri Thomas Thierauf Reductions to Sets of Low Information Content. 1-46 1992 conf/dagstuhl/1992complexity Complexity Theory: Current Research db/conf/dagstuhl/complexity1992.html#ArvindHHKLMOSST92