@article{DAN_1968_182_4_a8,
     author = {Z. I. Khalilov and \`E. D. Aslanov},
     title = {Some variational problems with regard to the price of control in {Hilbert} spaces},
     journal = {Doklady Akademii Nauk},
     pages = {772--775},
     publisher = {mathdoc},
     volume = {182},
     number = {4},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_182_4_a8/}
}