@article{IVM_1959_5_a1,
     author = {A. D. Alexandroff},
     title = {Investigation on the maximum {principle.~III}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {16--32},
     publisher = {mathdoc},
     number = {5},
     year = {1959},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1959_5_a1/}
}