@article{DAN_1967_174_3_a15,
     author = {V. K. Egerev},
     title = {Operational method of determining certain integral characteristics
},
     journal = {Doklady Akademii Nauk},
     pages = {564--565},
     publisher = {mathdoc},
     volume = {174},
     number = {3},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_174_3_a15/}
}