@article{DAN_1978_240_6_a11,
     author = {S. A. Malyi},
     title = {Annexed processes and $U$-controls},
     journal = {Doklady Akademii Nauk},
     pages = {1316--1319},
     publisher = {mathdoc},
     volume = {240},
     number = {6},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1978_240_6_a11/}
}