Еще на тему
https://ru.wikipedia.org/wiki/%D0%A1%D1%82%D0%B0%D1%82%D1%8C%D1%8F_(%D0%B6%D0%B0%D0%BD%D1%80_%D0%B6%D1%83%D1%80%D0%BD%D0%B0%D0%BB%D0%B8%D1%81%D1%82%D0%B8%D0%BA%D0%B8)
-1.6
