@ARTICLE {17607,
author={J. Grau and C. Miguel and A. Oller-Marcén},
doi={},
journal={Advances in Applied Clifford Algebras},
title={On the Structure of Quaternion Rings over Z/nZ  },
year={2015},
month={November},
volume={25},
number={4},
pages={875-887},
ISSN={0188-7009}
}