Search results for: I. A. Sheipak
Doklady Mathematics > 2019 > 100 > 1 > 367-371
Functional Analysis and Its Applications > 2019 > 53 > 1 > 51-60
Mathematical Notes > 2017 > 102 > 3-4 > 587-590
Mathematical Notes > 2016 > 99 > 1-2 > 335-339
Mathematical Notes > 2015 > 97 > 1-2 > 289-294
Functional Analysis and Its Applications > 2013 > 47 > 4 > 261-270
Moscow University Mathematics Bulletin > 2011 > 66 > 6 > 244-249