@article{IVM_1979_11_a4,
     author = {S. F. Morozov and V. V. Petrov},
     title = {Discontinuous solutions of irregular variational problems},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {40--47},
     publisher = {mathdoc},
     number = {11},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1979_11_a4/}
}