@article{VMUMM_1993_4_a2,
     author = {V. V. Filippov},
     title = {A remark on a theorem of {I.} {T.} {Kiguradze}},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {11--13},
     year = {1993},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1993_4_a2/}
}