A Hierarchy Theorem for Almost Everywhere Complex Sets With Application to Polynomial Complexity Degrees.

John G. Geske Dung T. Huynh Alan L. Selman A Hierarchy Theorem for Almost Everywhere Complex Sets With Application to Polynomial Complexity Degrees. 125-135 1987 conf/stacs/1987 STACS db/conf/stacs/stacs87.html#GeskeHS87 http://dx.doi.org/10.1007/BFb0039600