@article{MZM_1999_65_5_a13,
     author = {A. I. Bulgakov},
     title = {Asymptotic representation of sets of $\delta$-solutions of a~differential inclusion},
     journal = {Matemati\v{c}eskie zametki},
     pages = {775--779},
     year = {1999},
     volume = {65},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1999_65_5_a13/}
}