@article{MAT_1966_10_5_a3,
     author = {A. Halanay},
     title = {Syst\`emes \`a retardement. {R\'esultats} et probl\`emes},
     journal = {Matematika},
     pages = {85--102},
     publisher = {mathdoc},
     volume = {10},
     number = {5},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1966_10_5_a3/}
}