An auxiliary study of the direct observation method for counting periodical usage in Evans Library at Texas A&M University found that student observations contain substantial error and that aggregation problems and cost issues are fundamental constraints to this method. Concludes direct observation may be useful in calibrating the results of…

Establishes theoretical framework for solution of problem confronting academic libraries--growth in number of journals and surge in prices--by showing how concentration of usage is function of sociobibliometric laws based on cumulative advantage principle. Use of citation indexes in academic evaluation and library collection development is…

This study examined the nature and chronological spread of references used by English-speaking scholars writing monographs on foreign literary topics, and compared the findings to an earlier study of the monographic literature of English and American literature and the humanities journal literature. Implications for research library collections…