English
English
en
Русский
ru
О журнале
Archive
Контакты
Везде
Везде
Author
Title
Text
Keywords
Искать
Home
>
Authors
>
Ju. Chernyak
Ju. Chernyak
Author ID:
53296
Interests
By this author
Efficiency: theory, methodology, practice.
334
0
01.04.1990
Sign in
Email
Password
Войти
Forgot your password?
Register
Via social network
