For citations:
Tsvetkova V., Kharybina T., Mokhnacheva Yu., Beskaravaynaya E., Mitroshina I. Combining classification systems and building the array of keyworks for defining the space of microbiological knowledge. Scientific and Technical Libraries. 2019;(11):25-43. (In Russ.) https://doi.org/10.33186/1027-3689-2019-11-25-43
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