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Danilova L.Yu. Development of a methodology to study the expenditures of working time in a research library. Bibliosphere. 2020;(2):24-34. (In Russ.) https://doi.org/10.20913/1815-3186-2020-2-24-34



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ISSN 1815-3186 (Print)
ISSN 2712-7931 (Online)