Annotated bibliographies contain two main sections; the bibliographic information section and the annotations section. The huge volume of bibliographic citations was manually compiled. It provides access to current and retrospective bibliographic information and cited references. Formats of files used for bibliographic information (citation) management. The database is part of a system that includes topographic map names and bibliographic references. It may also be applied to publication titles, especially in bibliographic references and library catalogues. They will also have a facility for importing the details of publications from bibliographic databases. Scientometrics concerns itself with measuring bibliographic data in scientific publications. ISI offered scientometric and bibliographic database services. SciFinder is a database of chemical and bibliographic information. A library catalog, while not referred to as a "bibliography," is bibliographic in nature. PsycINFO is a bibliographic database maintained by APA. The library provides services such as lending of books, reference and bibliographic service, reprographic service. ADS utilizes Perl scripts for importing, processing and standardizing bibliographic data. The Library of Congress is currently developing BIBFRAME, an RDA schema for expressing bibliographic data.