كليدواژه :
معماري , نيم عمر منابع , پايان نامه هاي كارشناسي ارشد , قانون برادفورد , دانشگاه آزاد اسلامي واحد همدان , تحليل استنادي
چكيده لاتين :
Purpose: This research attempts to study the citation behavior in M.S. theses of Architecture at Hamedan Islamic Azad University during years 2001-2008, and determine the core sources.
Methodology: Using bibliometric and citation analysis method, a statistical population f 302 thesis with 8672 citations was studied.
Findings: It was found that Persian books with 47.1% had the highest citations and Latin periodicals with 3.7% had the lowest citations. The average citation for each thesis was 28.7 citations. Linguistic distribution shows the high amount of citations to Persian with 87.2%. Half-life of information for Latin books is 11.63 years and for thesis is 3.88 years, showing the highest and lowest average, respectively. Also, time coverage of sources related to 1992- 2001 includes 62.6% of all citations, while Persian books with 5.95% and Latin periodicals with 0.66% have the highest and lowest impact. The citation ratio to up-date sources in 2001 and 2005 are 2.5 and 0.42 sources, respectively.
Conclusion: The journals follow Bradfordʹs law and core ones are "Architecture", "Urban Planning", and "Memar Serial". Core Latin journals are "Review" and "A+U". The most frequently used Persian and Latin books are "Climate & Architecture" and "Time saver for building types", respectively. Among all citations, 55.4% are to Persian and Latin books, 24.1% to periodicals, 87.2% to Persian resources, 12.8% to Latin resources, 84.5% to printed resources, and 15.5% to non-printed resources. Accordingly, research hypotheses were confirmed.
Keywords: Architecture; Citation analysis; Bradfordʹs law; Information half -life; M.S. theses; Hamedan Islamic
