Chronological stability of the lists of Education journals ranked by the demand to the ISOC Document Delivery Service (1985- 1988)
DOI:
https://doi.org/10.3989/redc.1990.v13.i2.717Keywords:
User studies, Documentary demand, Educational journals, Journals aelection, Document availabiblityAbstract
The evolution of the educational journals demand received in the Departament of Primary Document Delivery of the ISOC, from 1985 to 1988 is studied . Three main aspects are analysed: distribution of demand by journal titles; stability of the most requested educational journals ranked lists and accesibility in the Spanish libraries of the more demanded and steady journals. The resulta show that the ten titles more requested each year satisfy between 21% and 27% of demand; The ranked lista of most demanded educational journals are not atable over time; the majority of collections of common journals in ranked lista are incomplete in the Spanish libraries. This fact raiaes problema of document retrieval
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