@article{ZAA_2000__19_1_48898,
     author = {Lepin, A.Ja. and Myshkis, A.D.},
     title = {Extension of the {Bernstein} condition to systems of ordinary differential equations of general form.},
     journal = {Zeitschrift f\"ur Analysis und ihre Anwendungen},
     pages = {279--284},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2000},
     zbl = {0969.34030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZAA_2000__19_1_48898/}
}