@article{TRSPY_1935_7_a1,
     author = {J. A. Lappo-Danilevskij (J. A. Lappo-Danilevsky)},
     title = {M\'emoires sur la th\'eorie des syst\'emes des \'equations diff\'erentielles lin\'eaires. {Vol.~II}},
     journal = {Informatics and Automation},
     pages = {5--210},
     publisher = {mathdoc},
     volume = {7},
     year = {1935},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1935_7_a1/}
}