عنوان
پدید آورنده
موضوع
رده
GB608.65 .B47 2006eb
GB608
.
65
.
B47
2006eb
کتابخانه
محل استقرار
1281431699
1435631315
6611431691
9546423815
9781281431691
9781435631311
9786611431693
9789546423818
b724783
Caves and speleology in Bulgaria /
[Book]
Petar Beron, Trifon Daaliev, Alexey Jalov.
Sofia :
Bulgarian Federation of Speleology,
2006.
1 online resource (507 pages, 32 unnumbered pages of plates) :
illustrations (some color)
Includes bibliographical references (pages 499-507).
This book summarizes our knowledge of the caves and cave research in Bulgaria. The first Bulgarian caving society was founded as early as 1929, but the first cave animals, fossils and archaeological artefacts in Bulgarian caves had been found and publishe.
Caves and speleology in Bulgaria.
954642241X
Caves-- Bulgaria.
Speleology-- Bulgaria.
Caves.
Earth & Environmental Sciences.
Geography.
Physical Geography.
SCIENCE-- Earth Sciences-- Geography.
SCIENCE-- Earth Sciences-- Geology.
Speleology.
Bulgaria.
7
GB
PS, RBG
SCI-- 030000
SCI-- 031000
551
.
44709499
22
GB608
.
65
.
B47
2006eb
Beron, Petŭr,1940-
Daaliev, Trifon,1947-
Jalov, Alexey,1953-
20201213055036.0
pn
مطالعه متن کتاب [Book]
Y
