@article{DE_2000_36_6_a7,
     author = {A. Z. Ishmukhametov},
     title = {Conditions and estimates for the convergence of solutions of control problems for singularly perturbed hyperbolic systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {774--783},
     publisher = {mathdoc},
     volume = {36},
     number = {6},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2000_36_6_a7/}
}