World science in the eighties. National performances in publication output and citation impact, 1985–1989versus 1980–1984 T. BraunW. GlänzelA. Schubert Scientometric Indicators Datafiles Pages: 3 - 30
Individual co-citation clusters as nuclei of complete and dynamic informetric models of scientific and technological areas B. L. Milman OriginalPaper Pages: 45 - 57
The generation of aggregated journal-journal citation maps on the basis of the CD-ROM version of the Science Citation Index L. Leydesdorff OriginalPaper Pages: 59 - 84
Planetary Nebulae: Some statistics on a continuously growing field and its contributors W. SaurerR. Weinberger OriginalPaper Pages: 85 - 95
Research output and transnational cooperation in physics subfields: A multidimensional analysis P. S. NagpaulLalita Sharma OriginalPaper Pages: 97 - 122