Comments on author cocitation analysis theory and methods. By entering Pearson's r's into multidimensional scaling and clustering routines, the author shows that, despite r's fluctuations, clusters based on it are much the same for the combined groups as for the separate groups. The combined groups when mapped appear as polarized clumps of points…

Discussion of the use of citation analysis and bibliometrics to study the organization of a subject literature focuses on an experiment in journal cocitation mapping in the field of economics. Results are compared with an earlier journal network study of economics journal literature, and future research is suggested. (16 references) (LRW)