@article{DAN_1990_310_5_a16,
     author = {V. F. Kravchenko and V. I. Shcherbak},
     title = {A method for the structural analysis of optimal algorithms},
     journal = {Doklady Akademii Nauk},
     pages = {1098--1100},
     publisher = {mathdoc},
     volume = {310},
     number = {5},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_310_5_a16/}
}