@article{MZM_2003_73_3_a16,
     author = {Yu. V. Pokornyi and T. V. Beloglazova and K. P. Lazarev},
     title = {On a {Class} of {Ordinary} {Differential} {Equations} of {Various} {Orders} on a {Graph}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {469--470},
     publisher = {mathdoc},
     volume = {73},
     number = {3},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2003_73_3_a16/}
}