@article{SIGMA_2014_10_a93,
     author = {Greg Muller},
     title = {$\mathcal{A}=\mathcal{U}$ for {Locally} {Acyclic} {Cluster} {Algebras}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2014},
     volume = {10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2014_10_a93/}
}