@article{DAN_1973_213_5_a9,
     author = {I. V. Velbitskii},
     title = {Metalanguage oriented to efficient specification of current programming language},
     journal = {Doklady Akademii Nauk},
     pages = {1033--1036},
     publisher = {mathdoc},
     volume = {213},
     number = {5},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_213_5_a9/}
}