@article{10_4064_aa165_2_2,
     author = {Peter Schmid},
     title = {Quaternion extensions with restricted ramification},
     journal = {Acta Arithmetica},
     pages = {123--140},
     publisher = {mathdoc},
     volume = {165},
     number = {2},
     year = {2014},
     doi = {10.4064/aa165-2-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa165-2-2/}
}