@article{DAN_1986_291_1_a12,
     author = {V. A. Gelovani and Yu. F. Pronozin and V. I. Rabover},
     title = {Aggregation of controllable systems in one problem of qualitative},
     journal = {Doklady Akademii Nauk},
     pages = {57--59},
     publisher = {mathdoc},
     volume = {291},
     number = {1},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1986_291_1_a12/}
}