@article{RM_1960_15_1_a30,
     author = {L. Ya. Leifman},
     title = {Remarks on {{\textquotedblleft}On} conditions for existence of {a~Kolmogorov} integral and the concept of differential equivalence{\textquotedblright}},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     year = {1960},
     volume = {15},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/RM_1960_15_1_a30/}
}