@article{SMJ2_2005_31_3_a3,
     author = {Michailov, Ivo},
     title = {Quaternion {Extensions} of {Order} 16},
     journal = {Serdica Mathematical Journal},
     pages = {217--228},
     publisher = {mathdoc},
     volume = {31},
     number = {3},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2005_31_3_a3/}
}