@article{IVM_1958_5_a11,
     author = {A. D. Aleksandrov},
     title = {Investigations on the maximum {principle.~I}},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {126--157},
     year = {1958},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1958_5_a11/}
}