@article{MO_2005_32_1_a5,
     author = {V. V. Ivlev},
     title = {On {Extremum} {Problem} for {Functions} of {Many} {Variables}},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {93--105},
     publisher = {mathdoc},
     volume = {32},
     number = {1},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2005_32_1_a5/}
}