@article{10_37236_612,
     author = {Elise Vaslet},
     title = {Critical exponents of words over 3 letters},
     journal = {The electronic journal of combinatorics},
     year = {2011},
     volume = {18},
     number = {1},
     doi = {10.37236/612},
     zbl = {1217.68174},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/612/}
}