Information Support of the Library and Information Sphere: Updating Dissertation Researches

The article considers the domestic dissertation works devoted to the information support of library specialists. On the example of studies conducted in the late 20th and early 21st centuries, the dynamics of development of library and information sciences in the context of information technology development is traced. It shows the increasing demand of scientists and library practitioners for industry-specific information — both full-text and bibliographic. The possibilities of creation and delivery of branch information products to the consumer are analyzed, taking into account social changes, as well as material, resource and technological conditions, which allows us to consider this topic relevant at present.