- Author: Малых А.Е. Рихтер Т.В.
- Language: Русский
- Author: Ross Debbra Anne.
- Language: English
- Author: Şadurdyýew G.
- Language: Turkish
- Author: Готман Э.Г.
- Language: Русский
- Author: Кулагина М.Ф.
- Language: Русский
- Author: Милош Радојичић.
- Language: Serbian