@article{IVM_1970_3_a14,
     author = {I. V. Chebaevskaya},
     title = {Generalized convexity and {Jensen's} inequality},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {91--95},
     publisher = {mathdoc},
     number = {3},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1970_3_a14/}
}