Bulgarian Academy of Sciences reference book 1969
Corporate Authors: | , |
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Format: | Book |
Language: | English |
Published: |
Sofia :
Pub. House of the Bulgarian Academy of Sciences,
1969
Sofia, 1969 |
Subjects: |
Corporate Authors: | , |
---|---|
Format: | Book |
Language: | English |
Published: |
Sofia :
Pub. House of the Bulgarian Academy of Sciences,
1969
Sofia, 1969 |
Subjects: |