@article{10_1155_S0161171202012875,
     author = {Perrine, Serge},
     title = {Matrix theoretic interpretation of the classical {Markoff} theory. {(L'interpr\'etation} matricielle de la th\'eorie de {Markoff} classique.)},
     journal = {International Journal of Mathematics and Mathematical Sciences},
     pages = {193},
     publisher = {mathdoc},
     volume = {32},
     number = {4},
     year = {2002},
     doi = {10.1155/S0161171202012875},
     zbl = {1017.11033},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.1155/S0161171202012875/}
}