J. Ambjorn

Non-perturbative 3d Lorentzian quantum gravity

J. Ambjorn, J. Jurkiewicz, R. Loll, 2000, hep-th/0011276.

Causal dynamical triangulations and the quest for quantum gravity

J. Ambjorn, J. Jurkiewicz, R. Loll, 2010, 1004.0352.

Euclidean and Lorentzian Quantum Gravity Lessons from Two Dimensions

J. Ambjorn, R. Loll, J. L. Nielsen, 1998, hep-th/9806241.

3D Lorentzian Quantum Gravity from the Asymmetric ABAB Matrix Model

J. Ambjorn, J. Jurkiewicz, R. Loll, 2003, hep-th/0311072.

Renormalization of 3d quantum gravity from matrix models

J. Ambjorn, J. Jurkiewicz, R. Loll, 2003 .