CT-1997-03: Buhrman, Harry and van Melkebeek, Dieter (1997) Complete Sets under Non-Adaptive Reductions are Scarce. [Report]
CT-1994-01: Buhrman, Harry and Torenvliet, Leen (1994) On the Cutting Edge of Relativization: the Resource Bounded Injury Method. [Report]
CT-1990-04: Buhrman, Harry and Spaan, Edith and Torenvliet, Leen (1990) Bounded Reductions. [Report]
CT-1989-04: Buhrman, Harry and Torenvliet, Leen (1989) A Comparison of Reductions on Nondeterministic Space. [Report]
CT-1989-08: Buhrman, Harry and Homer, Steven and Torenvliet, Leen (1989) Honest Reductions, Completeness and Nondeterministic Complexity Classes. [Report]
CT-1989-09: Buhrman, Harry and Spaan, Edith and Torenvliet, Leen (1989) On Adaptive Resource Bounded Computations. [Report]
DS-1993-02: Buhrman, Harry (1993) Resource Bounded Reductions. Doctoral thesis, University of Amsterdam.