Coming from the got results it is possible to mark following:
-there is much enough material on the topic, however much he carries not systematic character; mainly, the often repetitive prevails the same theoretical material.
- the enough interesting and high-quality analysis of this direction is not found.
- the most vast material was found by the searching systems of Yandex, Rambler, Google. in all on this subject it is possible to find by the Ukrainian searching system of Meta.
Русскоязычная таблица запросов
Украиноязычная таблица запросов