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Record Nr. |
UNINA9910449885903321 |
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Autore |
Chowdhury Gobinda |
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Titolo |
Digital reference service [[electronic resource] /] / Gobinda Chowdhury |
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Pubbl/distr/stampa |
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Bradford, England, : Emerald Group, c2004 |
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ISBN |
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1-280-51534-1 |
9786610515349 |
1-84544-394-2 |
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Descrizione fisica |
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1 online resource (72 p.) |
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Collana |
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Library Review. No. 1 ; ; Vol. 53 |
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Disciplina |
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Soggetti |
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Electronic reference services (Libraries) |
Digital libraries |
Electronic books. |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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Note generali |
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Description based upon print version of record. |
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Nota di contenuto |
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Contents; Abstracts & keywords; Abstracts & keywords French; Abstracts & keywords German; Guest editorial; Evaluation of two library-based and one expert reference service on the Web; Digital reference services: how do the library-based services compare with the expert services?; How good are the free digital reference services? A comparison of library-based and expert services; Digital reference services for young library users: a comparison of four services |
Call centres for enhanced reference services: a comparison of selected library call centres and the Reference Point at National Library of SingaporeDigital reference services: a snapshot of the current practices in Scottish libraries; ''Beyond the virtual shore'': an Australian digital reference initiative with a global dimension; Book reviews; Note from the publisher |
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Sommario/riassunto |
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It has become increasingly common for libraries to provide a reference service which operates via e-mail or through online forms. This paper compares the performance of three digital reference services available on the World Wide Web, namely, AllExperts, Ask a Librarian, and Internet Public Library (a fourth service, Ask Bob, was included initially but eventually excluded). The online digital reference/''expert'' services |
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are generally very effective; most provide an answer within three days, and include suggestions for sources of further information. Although the general response rate from al |
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2. |
Record Nr. |
UNINA9910216657903321 |
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Autore |
Hirsch, Morris W. <1933- > |
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Titolo |
Differential equations, dynamical systems, and an introduction to chaos / Morris W. Hirsch, Stephen Smale, Robert L. Devaney |
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Pubbl/distr/stampa |
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Amsterdam [etc.], : Academic Press, ©2013 |
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ISBN |
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Edizione |
[3. ed] |
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Descrizione fisica |
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Altri autori (Persone) |
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Smale, Stephen <1930- > |
Devaney, Robert L. <1948- > |
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Disciplina |
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Locazione |
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Collocazione |
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M.0,512 |
15-230 |
15-230.001 |
515.35-HIR-1 |
515.35-HIR-1A |
515.35-HIR-1B |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Monografia |
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