Comparing journal and paper level classifications of science

Co‐citation analysis, bibliographic coupling, and direct citation: Which citation approach represents the research front most accurately?

Kevin W. Boyack, Richard Klavans · Journal of the American Society for Information Science and Technology · 2010 · 1.4K citations

Medicine, Biomedical Sciences, Biomedical Text Mining +15

The Structure of Scientific Literatures I: Identifying and Graphing Specialties

Henry Small, Belver C. Griffith · Science Studies · 1974 · 738 citations

Education, Literature, Nature Of Science +5

A new methodology for constructing a publication‐level classification system of science

Ludo Waltman, Nees Jan van Eck · Journal of the American Society for Information Science and Technology · 2012 · 667 citations

Management, Computer Science, Data Mining +12

Bibliometrics and Citation Analysis: From the Science Citation Index to Cybermetrics

Jeppe Nicolaisen · Journal of the American Society for Information Science and Technology · 2009 · 658 citations

Management, Computer Science, Information Retrieval +11

A global map of science based on the ISI subject categories

Loet Leydesdorff, Ismael Ràfols · Journal of the American Society for Information Science and Technology · 2008 · 501 citations · Full text

Management, Science Education, Nature Of Science +12