
- Author: И.И. Дубровин
- Language: Русский
- Year: 2008

- Author: И.И. Дубровин
- Language: Русский
- Year: 2008

- Author: И. И. Дубровин
- Language: Русский
- Year: 1999

- Author: Тищенко Ю. Р. Дубровин В.Н.
- Language: Русский
- Year: 2006

- Author: Дубровин М.
- Language: Русский, English
- Year: 1965

- Author: Дубровин И.И.
- Language: Русский
- Year: 2000

- Author: М.И. Дубровин
- Language: Русский, English
- Year: 1992

- Author: Иван Дубровин
- Language: Русский
- Year: 2000

- Author: Николай Дубровин
- Language: Русский(Old)
- Year: 1890