@article{JRAM_1906__131_149236,
     author = {W. Ermakoff},
     title = {\'Equations diff\'erentielles du premier ordre ayant des multiplicateurs de la forme (y - u1)...(y - u2)... ...(y - un) ... .},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {56--73},
     publisher = {mathdoc},
     volume = {131},
     year = {1906},
     zbl = {37.0335.03},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1906__131_149236/}
}