@article{SIGMA_2012_8_a51,
     author = {Ma{\"\i}t\'e Dupuis and James P. Ryan and Simone Speziale},
     title = {Discrete gravity models and {Loop} {Quantum} {Gravity:} a short review},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2012},
     volume = {8},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2012_8_a51/}
}