@article{IVM_1961_1_a0,
     author = {A. D. Aleksandrov},
     title = {Investigation on the maximum {principle.~VI}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {3--20},
     publisher = {mathdoc},
     number = {1},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1961_1_a0/}
}