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Institute
SDNB
004 Data processing Computer sciences060 General organization & museology540 Chemistry & allied sciences560 Paleontology Paleozoology570 Life science600 Technology (Applied sciences)620 Engineering & allied operations660 Chemical engineering760 Graphic arts Printmaking & prints791 Public performances830 Literatures of Germanic languages891.8 Slavic Literature910 Geography & travel920 Biography, genealogy, insignia990 General history of other areasK Children's and youth literature