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@article{MOMA_1986__102_178289, author = {Olga Taussky}, title = {A {Factorization} of an {Integral} 2 x 2 {Matrix} {Via} a {Rational} {Method.}}, journal = {Monatshefte f\"ur Mathematik}, pages = {79--84}, publisher = {mathdoc}, volume = {102}, year = {1986}, zbl = {0594.15006}, url = {http://geodesic.mathdoc.fr/item/MOMA_1986__102_178289/} }
Olga Taussky. A Factorization of an Integral 2 x 2 Matrix Via a Rational Method.. Monatshefte für Mathematik, Tome 102 (1986), pp. 79-84. http://geodesic.mathdoc.fr/item/MOMA_1986__102_178289/