Dissertation abstracts international section b the sciences and engineering additionally, it covers a limited number of dissertations from the rest of the world. 30-33 contains the annual cumulated keyword title and author indexes; no. abstracts are limited in the united states by the umi to 350 words.
Dissertation abstracts international section b the sciences and engineering journalUniversity Libraries' official online search tool for books, media, journals, databases, government documents and more. abstracts and indexing for dissertations and theses listed in various parts of dissertation update. published monthly and cumulated annually, it is available both in softcover and on microfiche.
selected masters theses have been included since 1962; since 1988, the database includes citations for dissertations from 50 british universities that are available at the british document supply centre. all accredited institutions in north america that award doctoral degrees submit their dissertations to proquest for publication or listing in dissertation abstracts international (dai). titles published from 1980 forward include a 350-word abstract, written by the authors.
material except the abstracts themselves were issued also on cd-rom under the title: dissertation abstracts ondisc. december 2006, the cambridge information group (cig) bought the unit of proquest called proquest information and learning (which included umi).: library of congress recognizes umi as offsite repository of digital dissertations library.