**Etera R. Livine** works in quantum gravity, especially Ponzano-Regge type models, spin-foam models in general and connections to noncommutative geometry.

- L. Freidel, E. R. Livine, Phys. Rev. Lett.
**96**(2006), no. 22, 221301, 4 pp.; MR2007j:83051 - Livine, Etera R. Matrix models as non-commutative field theories on $\mathbf{R}^3$. Classical Quantum Gravity 26 (2009), no. 19, 195014, doi
- Laurent Freidel, Etera R. Livine,
*The fine structure of $SU(2)$ intertwiners from $U(N)$ representations*, J. Math. Phys.**51**(2010), no. 8, 082502, MR2011j:81140, doi - F. Girelli, E. R. Livine,
*Field theories with homogenous momentum space*, in Proceedings of 25th Max Born Symposium: The Planck Scale (Wroclaw, Poland, 2009), AIP Conf. Proc. 1196, (2009), 115â€“123, arXiv:0910.3107 - F. Girelli, E. R. Livine,
*Scalar field theory in Snyder space-time: alternatives*, arXiv:1004.0621 - Florian Girelli, Etera R. Livine,
*A deformed PoincarĂ© invariance for group field theories*, Classical Quantum Gravity**27**(2010), no. 24, 245018 MR2011j:83018, doi - Florian Girelli, Etera R. Livine, Daniele Oriti,
*Four-dimensional deformed special relativity from group field theories*, Phys. Rev. D 81 (2010), no. 2, 024015, 14 pp. MR2610868

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