
Catalog serves a dual purposes. One is finding function(or identifying function) that is identified and located specific items and the other is collocating function which is displayed specific author`s all works and all related editions. This study is re-examined the functions of catalog. For catalog`s effective serving this study is provided and overviewed the FRBR(Functional Requirements for Bibliographic Record) models as reference conceptual model for functions of catalog.
| selected citations These citations are derived from selected sources. This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 1 | |
| popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Average | |
| influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Average | |
| impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |
