T. Levi

Four dimensional black hole microstates: from D-branes to spacetime foam

V. Balasubramanian, E. Gimon, T. Levi, 2006, hep-th/0606118.

Gödel space from wrapped M2-branes

B. Vercnocke, J. Raeymaekers, D. Bleeken, 2009, 0909.4081.

When Worlds Collide

Matthew Kleban, Spencer Chang, Spencer Chang, 2007, 0712.2261.