1
Published 1967
Subjects: '; ...speleologie...
Serial
4
Published 1990
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Serial
7
Subjects: '; ...speleologie...
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8
Published 1970
Subjects: '; ...speleologie...
Serial
10
Subjects: '; ...speleologie...
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11
Published 1999
Subjects: '; ...speleologie...
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12
Published 1981
Subjects: '; ...speleologie...
Serial
13
Published 1972
Subjects: '; ...speleologie...
Serial
14
Published 1964
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15
Published 1979
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16
Published 1980
Subjects: '; ...speleologie...
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17
by Jakál, Jozef, 1936-
Published 1982
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Book
18
Published 1895
Subjects: '; ...speleologie...
Serial
19
Published 1896
Subjects: '; ...speleologie...
Serial
20
Published 1903
Subjects: '; ...speleologie...
Serial