@article{VCHGU_2008_10_a2,
     author = {P. N. Davydov},
     title = {Differential equations for {Bessel-type} functions},
     journal = {Vestnik Chelyabinskogo Gosudarstvennogo Universiteta. Matematika, Mekhanika, Informatika},
     pages = {25--29},
     publisher = {mathdoc},
     number = {10},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VCHGU_2008_10_a2/}
}