Mammalia
pdf
- Author: Ц.Х. Пешев, В.В. Попов
- Language: Bulgarian
- Year: 2004
Insecta, odonata
pdf
- Author: Венелин Лазаров Бешовски
- Language: Bulgarian
- Year: 1994
- Author: Нено Атанасов, Г.М. Длусский
- Language: Bulgarian
- Year: 1992
- Author: М.В. Йосифов
- Language: Bulgarian
- Year: 1981
- Author: С.Г. Дамянов, Илья М. Лихарев
- Language: Bulgarian
- Year: 1975
- Author: Павел Атанасов Ангелов
- Language: Bulgarian
- Year: 1995
- Author: Михаил Йосифов
- Language: Bulgarian
- Year: 1981
- Author: Илко Василев
- Language: Bulgarian
- Year: 1978
- Author: Нено Атанасов Генадий Длусский
- Language: Bulgarian
- Year: 1992
- Author: Павел Ангелов
- Language: Bulgarian
- Year: 1995