@article{ZVMMF_1962_2_6_a3,
     author = {V. A. Ditkin and A. P. Prudnikov},
     title = {The operational calculus of {Bessel} operators},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {997--1018},
     publisher = {mathdoc},
     volume = {2},
     number = {6},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1962_2_6_a3/}
}