Definition and search of scientific articles Tord Heljeberg

The historical perspective Oral presentations, letters, books Learned societies Priority disputes between scientists very common First journals in 1665, England & France 18th century – 1000 journals published

Modern times 20 th century – expanding research at growing numbers of universities – more specialised research: growing economic interest of commercial publishers Increased library subscription prices

Important aspects of scientific journals: Establishing of priority (who is first) High quality through the peer review process Archiving

Alternative publishing Open Access – ArXiv, Doaj et.c Economic models Peer review? Why publish in Open access journals?

MdU Library journal collection About 9000 electronic journals <50% scientific journals Millions of scientific fulltext articles Access from within university network – also externally

Articles published/spread outside scientific journals: Articles in conference proceedings. Not always peer reviewed. Research described is sometimes in progress. Professional magazines Technical reports, working papers

Scientific articles should be cited: Because of high quality - they seldom contain faults To give your own text higher credibility To assure that the readers of your document will be able to access the documents you cite

Library databases: Reference databases – gives short descriptions of articles OR Full text databases – complete articles

A database search begins by choosing search terms Free terms – search terms defined by you. Controlled terms –terms defined by the database producer. Controlled terms are chosen from a term list – a thesaurus thesaurus

Use search operators to combine search terms AND OR NOT

cats OR dogs cats AND dogs ”guinea pigs” NOT (mouse OR mice)

Proximity operators – WITHIN (w/?), NEAR, SAME Cats w/50 Dogs

Truncation Use only a part of a term to retrieve terms with different term endings Truncation symbols: * or (sometimes) !

retrieves: Network, Networks,Networking etc.. Be careful ! Color* Retrieves: Color, Colored etc. but also: Colorado Network*

INSPEC /Compendex Covers publications in engineering research Contain 15+ million references Index: journals and conference proceeedings, reports

ISI Web of science Reference journal databases Covers science and technology, social sciences and humanities Can be used for citation searches

Science Direct Full text database 1800 journals 60 scientific computer science journals Full text from Truncation with !-mark

IEEE Xplore IEEE Xplore / ACM Dig. Libr.ACM Dig. Libr. Full text databases About 170 journals +conference proceedings and IEEE standards IEEE Xplore, ACM Digital Library, 1985-

In Elin you search several full text databases from one search interface

Google scholar Article search

Interlibrary loans Library card needed 40 SEK /article Online web order form Article delivery within a a week

Using web search engines you Find literature that complements the literature found in commercial databases Find information about innovative research not yet published in scientific articles Find full text articles from freely available journals

Internet document check up: Who is the author? Has the author published other articles/books? Where do you find the information? On a university web site? On a private site? At a company internet site? Can the author be contacted?

E-books in EbraryEbrary , english, book titles High quality – recent publications Unlimited nr. of simultaneous users Save books in bookshelf Limited printouts & copying Titles added & removed monthly