@article{107306, author = {Lev M. Berkovi\v c}, title = {Canonical forms of ordinary linear differential equations}, journal = {Archivum Mathematicum}, volume = {024}, year = {1988}, pages = {25-42}, zbl = {0672.34005}, mrnumber = {983005}, language = {en}, url = {http://dml.mathdoc.fr/item/107306} }
Berkovič, Lev M. Canonical forms of ordinary linear differential equations. Archivum Mathematicum, Tome 024 (1988) pp. 25-42. http://gdmltest.u-ga.fr/item/107306/
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