@article{IVM_2002_12_a1,
     author = {N. V. Antipina and V. A. Dykhta},
     title = {Linear {Lyapunov--Krotov} functions and sufficient conditions for optimality in the form of the maximum principle},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {11--22},
     publisher = {mathdoc},
     number = {12},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2002_12_a1/}
}