@article{DE_1992_28_3_a11,
     author = {S. A. Avdonin and O. Ya. Gorshkova},
     title = {Controllability and quasicontrollability of parabolic systems with delay},
     journal = {Differencialʹnye uravneni\^a},
     pages = {442--451},
     publisher = {mathdoc},
     volume = {28},
     number = {3},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1992_28_3_a11/}
}