Stefanski, Bogdan Quantum Gravity & Unified Theories, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
Stefanski, B. (2002). (Non-BPS) Dirichlet branes, orientifolds and K-theory. Talk presented at M-Theory, Gravity and Geometry, European Superstring Theory Network Meeting. 2002-02-11.