@article{MZM_1986_40_5_a6,
     author = {L. P. Vlasov},
     title = {The existence of elements of best approximation in the complex space~$C(Q)$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {627--634},
     publisher = {mathdoc},
     volume = {40},
     number = {5},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1986_40_5_a6/}
}