In scholarly journals, an abstract usually appears at the beginning of an article. Also called a summary . The code numbers used by computers to represent all the upper and lower-case Latin letters, numbers, punctuation, etc. Archives A collection of documents and records of historical interest. A catalog of references to articles that were originally published in other sources such as magazines, journals and newspapers.
Some article databases only give citations and others are full-text.
Also called a periodical index . An article reference gives the information needed to find a full-text copy. It identifies the author and title and tells where and when it was published. Also called a citation, a bibliographic citation or a source. Bibliography A list of references used by an author or relating to a given subject.