@article{DE_2004_40_11_a12,
     author = {V. E. Fedorov and M. V. Plekhanova},
     title = {Optimal control of {Sobolev} type linear equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1548--1556},
     publisher = {mathdoc},
     volume = {40},
     number = {11},
     year = {2004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2004_40_11_a12/}
}