Search result by keyword: %D0%B4%D0%B8%D1%81%D1%82%D0%B0%D0%BD%D1%86%D0%B8%D0%BE%D0%BD%D0%BD%D0%BE%D0%B5+%D0%BE%D0%B1%D1%83%D1%87%D0%B5%D0%BD%D0%B8%D0%B5
It is easy to register as an author but it is not easy to be an author. By submitting a manuscript, you agree to adhere to our publication guidelines and take full responsibility for violating them.