@article{10_4064_aa170_4_5,
     author = {Luis Arenas-Carmona},
     title = {Roots of unity in definite quaternion orders},
     journal = {Acta Arithmetica},
     pages = {381--393},
     publisher = {mathdoc},
     volume = {170},
     number = {4},
     year = {2015},
     doi = {10.4064/aa170-4-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa170-4-5/}
}