![](/img/cover-not-exists.png)
Covering mappings in a product of metric spaces and boundary value problems for differential equations unsolved for the derivative
E. S. Zhukovskii, E. A. PluzhnikovaVolume:
49
Language:
english
DOI:
10.1134/S0012266113040034
Date:
April, 2013
File:
PDF, 415 KB
english, 2013