For citations:

Markova T.B. Bibliography and library studies in the information era: Possibilities and prospects. (Thoughts on the book: Leonov V. P. Selected works / V. P. Leonov ; RAS Library. Saint Petersburg : LAS, 2021. 564 p.). Scientific and Technical Libraries. 2022;(1):133-146. (In Russ.) https://doi.org/10.33186/1027-3689-2022-1-133-146