On the parallel complexity of linear groups St. Waack — 1991 RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
Separating complexity classes related to certain input oblivious logarithmic space-bounded Turing machines M. Krause; Ch. Meinel; St. Waack — 1992 RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications