@article{DAN_1984_275_6_a12,
     author = {V. \`E. Itkin},
     title = {Algebra of mixed program realization},
     journal = {Doklady Akademii Nauk},
     pages = {1332--1336},
     publisher = {mathdoc},
     volume = {275},
     number = {6},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_275_6_a12/}
}