TY - BOOK AU - Schöning,Uwe TI - Complexity and structure AV - QA267 S37 PY - 1986/// CY - Berlin PB - Springer-Verlag KW - Computational complexity N1 - "Revised and extended version of a thesis submitted to ... the University of Stuttgart, Germany, in partial fulfillment of the German "Habilitation" degree"--Pref ER -