For citations:

Belyaeva I.M., Kolpakova N.V., Skvortsova O.V. Leader, Scientist, Wising and Enlightening (to the 75th Birth Anniversary of Valery Pavlovich Leonov). Bibliotekovedenie [Russian Journal of Library Science]. 2017;66(5):539-542. (In Russ.) https://doi.org/10.25281/0869-608X-2017-66-5-539-542