
Z39.50 Extended Services. Most production information services provide a suite of services that are not strictly information retrieval, but support real‐world information retrieval application; for example, saving result sets, printing records, and executing queries on a periodic schedule. The Z39.50 Information Retrieval Protocol does not currently include protocol or service primitives to support these services.
| 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). | 0 | |
| 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 |
