Problems of the development of science and technology potential Ukraine and V. Stefanyk Lviv National Scientific library of Ukraine. Together they have created 78 % of all the publications. The entire studied asset was classified by type (scientific monographs, thematic collections of scientific publications, studying literature, scientific and popular one and reference literature) and the research object (the institutions or personalities legacy, libraries and their functioning principles, book, periodic and worksheets, libraries archives research, applied aspects of publishing, electronic communication). The most part of them are reference books (49 %) and the researches on personalities and institutions legacy (almost 24 %). There is no correlation between the time of different publications producing and publication titles quantity. The only branch where this correlation exists is the publications that are devoted to the modern informational and communicational technologies usage development in the librarianship and publication activity. However, there is a clear trend of edition quantities reduction.