@article{DM_1990_2_2_a9,
     author = {Yu. V. Golunkov},
     title = {Completeness modulo an ideal in functional systems of program type},
     journal = {Diskretnaya Matematika},
     pages = {112--120},
     publisher = {mathdoc},
     volume = {2},
     number = {2},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1990_2_2_a9/}
}