Reductions in Circuit Complexity: An Isomorphism Theorem and a Gap Theorem.

Manindra Agrawal Eric Allender Steven Rudich Reductions in Circuit Complexity: An Isomorphism Theorem and a Gap Theorem. 127-143 1998 57 J. Comput. Syst. Sci. 2 db/journals/jcss/jcss57.html#AgrawalAR98