@article{TM_1998_220_a13,
     author = {E. N. Khailov},
     title = {On extremal controls for a~homogeneous bilinear system that is controlled in the positive orthant},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {217--235},
     publisher = {mathdoc},
     volume = {220},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1998_220_a13/}
}