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Problems for evaluation and impact of published scientific works and their
authors are discussed. The role of citations in this process is pointed out.
Different bibliometric indicators are reviewed in this connection and ways for
generation of new bibliometric indices are given. The influence of different
circumstances, like self-citations, number of authors, time dependence and
publication types, on the evaluation and impact of scientific papers are
considered. The repercussion of works citations and their content is
investigated in this respect. Attention is paid also on implicit citations
which are not covered by the modern bibliometrics but often are reflected in
the peer reviews. Some aspects of the Web analogues of citations and new
possibilities of the Internet resources in evaluating authors achievements are
Comments 36 LaTeX pages. The packages AMS-LaTeX and amsfonts are required.
Changes in the second revised version: English grammar improvements, some
Internet related resources are updated and new once are added, other minor