APA način citiranja (7. izdanje)

Ambjorn, J., Loll, R., Westra, W., & Zohren, S. (2007). Putting a cap on causality violations in causal dynamical triangulations.

Čikaški stil citiranja (17. izdanje)

Ambjorn, J., R. Loll, W. Westra, i S. Zohren. Putting a Cap on Causality Violations in Causal Dynamical Triangulations. 2007.

MLA način citiranja (9. izdanje)

Ambjorn, J., et al. Putting a Cap on Causality Violations in Causal Dynamical Triangulations. 2007.