title: Library and information holdings of the Russia National Public Library for Science and Technology: Principles of formation
abstract: Library collection development principles have been changing due to intensive introduction of digital resources. The authors examine the processes of library and information development and acquisition of printed and digital resources at of RNPLS&amp;T which adds new possibilities for user information services. The increasing role of digital resources is determined by the appropriate services advancement. The use of licensed full-text digital resources is also discussed. The role of mandatory co
journal: Scientific and Technical Libraries